<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:13px"><div id="yui_3_16_0_1_1438120390417_3668" dir="ltr"><span id="yui_3_16_0_1_1438120390417_4932">I see that the libuhd, libuhd003 and uhd-host packages have been installed from the software center but the uhd folder has not been installed. So can you please suggest me as to what I can do further. Sorry for this as I am new to using this USRP .</span></div><div id="yui_3_16_0_1_1438120390417_3668" dir="ltr"><span><br></span></div><div id="yui_3_16_0_1_1438120390417_3668" dir="ltr">Thanks,</div><div id="yui_3_16_0_1_1438120390417_3668" dir="ltr">Ravi</div>  <br><div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 13px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif; font-size: 16px;"> <div dir="ltr"> <font size="2" face="Arial"> On Tuesday, 28 July 2015 4:48 PM, Marcus Müller <marcus.mueller@ettus.com> wrote:<br> </font> </div>  <br><br> <div class="y_msg_container"><div id="yiv0849651443"><div>
    Don't go around deleting arbitrary folders!<br clear="none">
    That UHD got there some way -- either from a previous run of
    building and installing UHD, or via the package manager of your
    linux.<br clear="none">
    If the latter is the case, that's exactly the way it should be
    removed.<br clear="none">
    Please check that no uhd, libuhd, libuhd3 or uhd-host packages are
    installed.<br clear="none">
    <br clear="none">
    Best regards,<br clear="none">
    Marcus<br clear="none">
    <br clear="none">
    PS: on unix systems, program/libraries and user data is typically
    kept isolatedly, so don't worry about losing any work.<br clear="none">
    <div class="yiv0849651443yqt0601251775" id="yiv0849651443yqt69365"><div class="yiv0849651443moz-cite-prefix">On 28.07.2015 23:43, Vsr Ravi wrote:<br clear="none">
    </div>
    <blockquote type="cite">
      <div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:13px;">
        <div id="yiv0849651443yui_3_16_0_1_1438118657733_24562"><span>Hi Marcus,</span></div>
        <div id="yiv0849651443yui_3_16_0_1_1438118657733_24550"><span id="yiv0849651443yui_3_16_0_1_1438118657733_24549">Thanks for the reply.
            I guess I need to delete one UHD folder. Is it possible to
            delete any UHD folder, or will be the information be lost if
            I perform this operation on any of the folder of UHD?</span></div>
        <div id="yiv0849651443yui_3_16_0_1_1438118657733_24550"><span><br clear="none">
          </span></div>
        <div id="yiv0849651443yui_3_16_0_1_1438118657733_24550"><span>Regards,</span></div>
        <div id="yiv0849651443yui_3_16_0_1_1438118657733_24550"><span>Ravi</span></div>
        <br clear="none">
        <div class="yiv0849651443qtdSeparateBR"><br clear="none">
          <br clear="none">
        </div>
        <div class="yiv0849651443yahoo_quoted" style="display:block;">
          <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:13px;">
            <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;">
              <div dir="ltr"> <font face="Arial" size="2"> On Tuesday,
                  28 July 2015 4:34 PM, Marcus Müller
                  <a rel="nofollow" shape="rect" class="yiv0849651443moz-txt-link-rfc2396E" ymailto="mailto:marcus.mueller@ettus.com" target="_blank" href="mailto:marcus.mueller@ettus.com"><marcus.mueller@ettus.com></a> wrote:<br clear="none">
                </font> </div>
              <br clear="none">
              <br clear="none">
              <div class="yiv0849651443y_msg_container">
                <div id="yiv0849651443">
                  <div> Hi Ravi,<br clear="none">
                    <br clear="none">
                    you seem to have two different, competing UHD
                    installations, one in /usr/local/, and one in /usr/.<br clear="none">
                    <br clear="none">
                    Make sure you only have one. Again, it's important
                    that you remove all other UHDs from your system
                    before you install your self-built UHD.<br clear="none">
                    <br clear="none">
                    Best regards,<br clear="none">
                    Marcus<br clear="none">
                    <br clear="none">
                    <div class="yiv0849651443yqt4748894352" id="yiv0849651443yqt33892">
                      <div class="yiv0849651443moz-cite-prefix">On
                        28.07.2015 23:31, Vsr Ravi wrote:<br clear="none">
                      </div>
                      <blockquote type="cite">
                        <div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:13px;">
                          <div id="yiv0849651443">
                            <div id="yiv0849651443yui_3_16_0_1_1438118657733_10844">
                              <div id="yiv0849651443yui_3_16_0_1_1438118657733_10843" style="background-color:rgb(255, 255,                                 255);">
                                <div id="yiv0849651443yui_3_16_0_1_1438118657733_5349" style="color:rgb(0, 0,                                   0);font-family:HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:13px;"><span id="yiv0849651443yui_3_16_0_1_1438118657733_7301">Hi,</span></div>
                                <div id="yiv0849651443yui_3_16_0_1_1438118657733_5349" style="color:rgb(0, 0,                                   0);font-family:HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:13px;"><span id="yiv0849651443yui_3_16_0_1_1438118657733_7300">Thanks

                                    for the suggestions that you have
                                    given. But I have encountered a
                                    problem. Whenever I run the file of
                                    Latency_test located in
                                    /usr/lib/uhd/examples, I get the
                                    error as</span></div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349"><br clear="none">
                                </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349">Error:
                                  LookupError: IndexError:
                                  multi_usrp::mb_root(140725369489696) -
                                  vector::_M_range_check<br clear="none">
                                </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349"><br clear="none">
                                </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349">And
                                  when I run "test_messages" command, it
                                  shows </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349"><br clear="none">
                                </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349">Segmentation
                                  fault (core dumped)<br clear="none">
                                </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349"><br clear="none">
                                </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349">Please
                                  suggest as to what I can do to prevent
                                  the above errors. Thank you </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349"><br clear="none">
                                </div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349">Regards,</div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349">Ravi</div>
                                <div dir="ltr" id="yiv0849651443yui_3_16_0_1_1438118657733_5349"><br clear="none">
                                </div>
                                <br clear="none">
                                <div class="yiv0849651443qtdSeparateBR" id="yiv0849651443yui_3_16_0_1_1438118657733_10845" style="color:rgb(0,                                   0, 0);font-family:HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:13px;"><br clear="none">
                                  <br clear="none">
                                </div>
                              </div>
                            </div>
                          </div>
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                              <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:16px;">
                                <div dir="ltr"> <font face="Arial" size="2"> On Tuesday, 28 July 2015
                                    4:28 AM, Marcus Müller <a rel="nofollow" shape="rect" class="yiv0849651443moz-txt-link-rfc2396E" ymailto="mailto:marcus.mueller@ettus.com" target="_blank" href="mailto:marcus.mueller@ettus.com"></a><a rel="nofollow" shape="rect" class="yiv0849651443moz-txt-link-rfc2396E" ymailto="mailto:marcus.mueller@ettus.com" target="_blank" href="mailto:marcus.mueller@ettus.com"><marcus.mueller@ettus.com></a>
                                    wrote:<br clear="none">
                                  </font> </div>
                                <br clear="none">
                                <br clear="none">
                                <div class="yiv0849651443y_msg_container">
                                  <div id="yiv0849651443">
                                    <div> Hi Ravi,<br clear="none">
                                      <br clear="none">
                                      <div class="yiv0849651443yqt5762129953" id="yiv0849651443yqtfd54291">
                                        <div class="yiv0849651443moz-cite-prefix">On

                                          28.07.2015 00:55, Vsr Ravi
                                          wrote:<br clear="none">
                                        </div>
                                        <blockquote type="cite">
                                          <div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, Sans-Serif;font-size:13px;">
                                            <div id="yiv0849651443">
                                              <div id="yiv0849651443yui_3_16_0_1_1438033179424_45251">
                                                <div id="yiv0849651443yui_3_16_0_1_1438033179424_45250" style="background-color:rgb(255,                                                   255, 255);">
                                                  <div id="yiv0849651443yui_3_16_0_1_1438033179424_27038">
                                                    <div class="yiv0849651443" id="yiv0849651443yui_3_16_0_1_1438033179424_27038" style="color:rgb(0,                                                       0,                                                       0);font-family:HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:13px;"><span class="yiv0849651443" id="yiv0849651443yui_3_16_0_1_1438033179424_40595">Hey

                                                        all,</span></div>
                                                    <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038" style="color:rgb(0,                                                       0,                                                       0);font-family:HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:13px;"><span class="yiv0849651443" id="yiv0849651443yui_3_16_0_1_1438033179424_28134">I
                                                        have tried to
                                                        run the USRP1 by
                                                        giving the
                                                        command "sudo
                                                        uhd_usrp_probe
                                                        and I get the
                                                        result as below.</span></div>
                                                    <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038" style="color:rgb(0,                                                       0,                                                       0);font-family:HelveticaNeue, 'Helvetica Neue', Helvetica, Arial, 'Lucida Grande', sans-serif;font-size:13px;"><span class="yiv0849651443"><br clear="none">
                                                      </span></div>
                                                    <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038"><span class="yiv0849651443" id="yiv0849651443yui_3_16_0_1_1438033179424_46858">
                                                      </span>
                                                      <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038">linux;
                                                        GNU C++ version
                                                        4.8.4;
                                                        Boost_105500;
                                                        UHD_003.009.git-144-g407e3086</div>
                                                      <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038"><br clear="none" class="yiv0849651443">
                                                      </div>
                                                      <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038">--
                                                        Opening a USRP1
                                                        device...</div>
                                                      <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038">--
                                                        Loading FPGA
                                                        image:
                                                        /usr/local/share/uhd/images/usrp1_fpga.rbf...
                                                        done</div>
                                                    </div>
                                                  </div>
                                                </div>
                                              </div>
                                            </div>
                                          </div>
                                        </blockquote>
                                        ... </div>
                                      <blockquote type="cite">
                                        <div class="yiv0849651443yqt5762129953" id="yiv0849651443yqtfd79234">
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                                          </div>
                                          <div id="yiv0849651443">
                                            <div class="yiv0849651443yqt5762129953" id="yiv0849651443yqtfd07488"> </div>
                                            <div id="yiv0849651443yui_3_16_0_1_1438033179424_45251">
                                              <div class="yiv0849651443yqt5762129953" id="yiv0849651443yqtfd40006"> </div>
                                              <div id="yiv0849651443yui_3_16_0_1_1438033179424_45250" style="background-color:rgb(255,                                                 255, 255);">
                                                <div class="yiv0849651443yqt5762129953" id="yiv0849651443yqtfd07044"> </div>
                                                <div id="yiv0849651443yui_3_16_0_1_1438033179424_27038">
                                                  <div class="yiv0849651443yqt5762129953" id="yiv0849651443yqtfd65943"> </div>
                                                  <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038">
                                                    <div class="yiv0849651443yqt5762129953" id="yiv0849651443yqtfd47717"><span class="yiv0849651443" id="yiv0849651443yui_3_16_0_1_1438033179424_46858">
                                                      </span>
                                                      <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038"><br clear="none">
                                                      </div>
                                                      <div class="yiv0849651443" dir="ltr" id="yiv0849651443yui_3_16_0_1_1438033179424_27038">Can
                                                        anyone please
                                                        tell what this
                                                        means and what
                                                        do I do next as
                                                        I am new to
                                                        gnuradio. Thanks</div>
                                                    </div>
                                                  </div>
                                                </div>
                                              </div>
                                            </div>
                                          </div>
                                        </div>
                                      </blockquote>
                                      As Martin said: Both your USRP as
                                      your UHD installation work pretty
                                      well!<br clear="none">
                                      The only thing is that you need to
                                      run it as root (the sudo part),
                                      and that's not a good thing.<br clear="none">
                                      Can you make sure that
                                      /etc/udev/rules.d/ contains the
                                      uhd.rules file[1]? If not, copy it
                                      over from
                                      /usr/local/lib/uhd/utils/uhd-usrp.rules,
                                      e.g. like<br clear="none">
                                      sudo cp
                                      /usr/local/lib/uhd/utils/uhd-usrp.rules
                                      /etc/udev/rules.d/<br clear="none">
                                      <br clear="none">
                                      and then reboot.<br clear="none">
                                      <br clear="none">
                                      The next time you plug in your
                                      USRP, it should no longer be only
                                      accessible by root.<br clear="none">
                                      <br clear="none">
                                      Best regards,<br clear="none">
                                      Marcus<br clear="none">
                                      <br clear="none">
                                      [1] You said earlier you did<br clear="none">
                                      <pre class="yiv0849651443" id="yiv0849651443yui_3_16_0_1_1437774575665_3858" style="border:1px solid rgb(196, 207, 229);padding:4px 6px;margin:4px 8px 4px 2px;overflow:auto;word-wrap:break-word;line-height:18.375px;font-family:monospace, fixed;font-size:14.6999998092651px;background-color:rgb(251, 252, 253);">cd usr/lib/uhd/utils
sudo cp uhd-usrp.rules /etc/udev/rules.d/
sudo udevadm control --reload-rules
sudo udevadm trigger</pre>
                                      but that's not the right path, if
                                      uhd is installed to /usr/local/...
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                          </div>
                        </div>
                      </blockquote>
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  </div></div><br><br></div>  </div> </div>  </div></div></body></html>