<div dir="ltr">Hi Guys,<div><br></div><div>I am trying to customize F21 ISO and have done some attempts but failed. Here are some details:</div><div><br></div><div>1. I replace some packages in &quot;Packages&quot; directory, then run &quot;createrepo --update Packages&quot;, but it generated a new directory &quot;repodata&quot; under &quot;Packages&quot;. Is that correct?</div><div><br></div><div>2. I update .treeinfo with newly calculated sha256sum value for repomd.xml.</div><div><br></div><div>When i installed with PXEboot, it gave following errors:</div><div><br></div><div><p class="MsoNormal"><span lang="EN-US">Starting package installation process</span></p>

<p class="MsoNormal"><span lang="EN-US"> </span></p>

<p class="MsoNormal"><span lang="EN-US">An unknown error has occured, look at the
/tmp/anaconda-tb* file(s) for more details</span></p>

<p class="MsoNormal"><span lang="EN-US"> </span></p>

<p class="MsoNormal"><span lang="EN-US">===============================================================================</span></p>

<p class="MsoNormal"><span lang="EN-US">An unknown error has occurred</span></p>

<p class="MsoNormal"><span lang="EN-US">===============================================================================</span></p>

<p class="MsoNormal"><span lang="EN-US">anaconda 21.48.21-1 exception report</span></p>

<p class="MsoNormal"><span lang="EN-US">Traceback (most recent call first):</span></p>

<p class="MsoNormal"><span lang="EN-US"> 
File
&quot;/usr/lib64/python2.7/site-packages/pyanaconda/packaging/yumpayload.py&quot;,
line 1112, in _selectYumGroup</span></p>

<p class="MsoNormal"><span lang="EN-US">   
raise NoSuchGroup(groupid, required=required)</span></p>

<p class="MsoNormal"><span lang="EN-US"> 
File
&quot;/usr/lib64/python2.7/site-packages/pyanaconda/packaging/yumpayload.py&quot;,
line 1227, in _applyYumSelections</span></p>

<p class="MsoNormal"><span lang="EN-US">   
self._selectYumGroup(&quot;core&quot;)</span></p>

<p class="MsoNormal"><span lang="EN-US"> 
File
&quot;/usr/lib64/python2.7/site-packages/pyanaconda/packaging/yumpayload.py&quot;,
line 1281, in checkSoftwareSelection</span></p>

<p class="MsoNormal"><span lang="EN-US">   
self._applyYumSelections()</span></p>

<p class="MsoNormal"><span lang="EN-US"> 
File &quot;/usr/lib64/python2.7/site-packages/pyanaconda/packaging/yumpayload.py&quot;,
line 1370, in preInstall</span></p>

<p class="MsoNormal"><span lang="EN-US">   
self.checkSoftwareSelection()</span></p>

<p class="MsoNormal"><span lang="EN-US"> 
File
&quot;/usr/lib64/python2.7/site-packages/pyanaconda/install.py&quot;, line 223,
in doInstall</span></p>

<p class="MsoNormal"><span lang="EN-US">   
payload.preInstall(packages=packages, groups=payload.languageGroups())</span></p>

<p class="MsoNormal"><span lang="EN-US"> 
File &quot;/usr/lib64/python2.7/threading.py&quot;, line 766, in run</span></p>

<p class="MsoNormal"><span lang="EN-US">   
self.__target(*self.__args, **self.__kwargs)</span></p>

<p class="MsoNormal"><span lang="EN-US"> 
File
&quot;/usr/lib64/python2.7/site-packages/pyanaconda/threads.py&quot;, line 227,
in run</span></p>

<p class="MsoNormal"><span lang="EN-US">   
threading.Thread.run(self, *args, **kwargs)</span></p>

<p class="MsoNormal"><span lang="EN-US">NoSuchGroup: core</span></p>

<p class="MsoNormal"><span lang="EN-US"> </span></p>

<p class="MsoNormal"><span lang="EN-US">What do you want to do now?</span></p>

<p class="MsoNormal"><span lang="EN-US">1) Report Bug</span></p>

<p class="MsoNormal"><span lang="EN-US">2) Debug</span></p>

<p class="MsoNormal"><span lang="EN-US">3) Run shell</span></p>

<p class="MsoNormal"><span lang="EN-US">4) Quit</span></p>

<p class="MsoNormal"><span lang="EN-US"> </span></p>

<p class="MsoNormal"><span lang="EN-US">Please make your choice from above:</span></p><p class="MsoNormal"><span lang="EN-US"><br></span></p><p class="MsoNormal"><span lang="EN-US">Who can give some suggestions? Thanks a lot!</span></p><p class="MsoNormal"><span lang="EN-US"><br></span></p><p class="MsoNormal"><span lang="EN-US">Regards,</span></p><p class="MsoNormal"><span lang="EN-US">Brooks</span></p></div><div><br></div><div><br></div></div>