Run time error 91 is a common error on Windows based systems, caused by the programs which try and use the DCOMCnfg.exe file on your system. DCOMCnfg.exe is most important program that is used to control various file permission on your system. Also this help to load up a verious programs on your computer.
If this DCOMCnfg.exe get corrupted windows will display error message Run time Error 91 frequently.
The error message will be like: Run time Error ’91’ :
Object variable or with block variable not set.
Normally This Runtime error 91 occur when the DCOMCnfg.exe file get damaged, corrupted or unable to be processed as reliably as possible. Runtime Error 91 is usually not seen when the software is installed. But it appears while tries to use the installed software. The error 91 normally occurs when a link of the software that is being downloaded is interrupted or missing.
This usually caused by misconfigured system files that create registry errors within your operating system. And Some other reason behind this run time error 91 on your system are missing DLL, faulty installation, corrupt file, registry errors, bugs and malware or spyware that running into your system. Virus attack and some new software program are being installed before another program has been completely uninstalled are also reason for this error.
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How to Fix Run Time Error 91 on windows 10
You may find software updates that solve your runtime error as well as additional updates that you were otherwise unaware of. By keeping your computer updated with the latest software and hardware patches, you can solve current problems as well as prevent future ones. The first thing to do is report the issue to the developer who may not be aware of it. Next, you can turn of script debugging so that you don’t have to see this message every time the software encounters it. After all, the message is for the developer, not the end user.
Disable Script Debugging
Change DCOMCnfg.exe Settings
Clean Out Viruses
Clean The Registry
Check Windows for latest updates
These are some best working method to fix run time error 91 on windows 10, 8.1 and windows 7 computers. Have any query , suggestion about this run time error 91 feel free to comment bellow.