title: "Retrieving the COM class factory for component with CLSID {DB797690-40E0-11D2-9BD5-0060082AE372} failed due to the following error: 80040154."
body: <p>I am pretty new here , Could you please help me with the below query  . I have referred XceedZip.dll in my project . and i created the stepup file as .msi file . and installed in two to 3 machines , i was happy with the result . </p>
  
  <p>and i uninstalled the  older version and installed a new version of my tool with some bugs fixed . and when i try using my tool , i am getting below application error when i am unzipping a file from my application  .</p>
  
  <p>"Retrieving the COM class factory for component with CLSID {DB797690-40E0-11D2-9BD5-0060082AE372} failed due to the following error: 80040154."</p>
  
  <p>In one machine when i uninstall the XceedZip.dll , issue got resolved (using regsvr32 /u "C:\Windows\System32\Xceedzip.dll") , but i did the same resolution steps in my machine without success . I have an another application sharing the same dll , if i uninstall my tool , i am getting same error from the shared application. </p>
  
  <p>Please help, i am stuck here . I want to  know the root cause and the fix .</p>