You can fix " The file portsource. Dll is missing APPCRASH Application Name: BTTray. To fix the error, you need to copy the missing portsource. 1 Update ( 64- bit), the four Crystal Reports files referenced in a 64- bit application are missing from the C: \ Windows\ assembly\ GAC_ 64 folder.
To fix the error, you need to copy the missing sources. Enter the file name select the appropriate operating system to find the files you need:.
Having installed the most recent build of the runtime library on a ' clean' computer running Windows 8.