Component comdlg32.ocx or one of its dependencies not correctly registered: a file is missing or invalid. This message indicated that the file is either missing or corrupt. Resolving this problem shouldn’t be too difficult as many users were kind enough to post the methods they used to resolve the problem so make sure you check them out below!
What Causes the ‘comdlg32.ocx’ Missing Error on Windows?
The ‘comdlg32.ocx’ missing error on Windows is caused by two distinct issues. We have included them below for you to check out and, hopefully, be a step closer towards the final solution!
Solution 1: Re-register the File
If the ‘comdlg32.ocx’ file on your computer has gone missing or corrupt, the best thing you can do is to download a working file and re-register using Command Prompt. It’s an easy set of steps but make sure you follow the instructions carefully since you are working with system files. Check it out below!
Solution 2: Run the Program in Compatibility Mode with Administrator Permissions
Running the program in compatibility mode for an older version of Windows than the one currently installed on your computer worked for many users. In order cases, running the problematic program’s executable with administrator permissions managed to resolve the problem with the comdlg32.ocx file. You can try both or one of them at the same time. Note that this method mostly depends on the program throwing the error!
Solution 3: Change Ownership and Provide Full Permissions for the ‘comdlg32.ocx’ File
If the file can’t be accessed properly by the application which is displaying the error message, this error will persist and you won’t be able to use the app. However, it’s possible to change the owner and the permissions for the ‘comdlg32.ocx’ file so that everyone can access it. Of course, to proceed with the steps below, you will need to have administrator permissions!
Solution 4: Disable UAC
Disabling UAC might be useful when the error appears in specific programs. UAC is not exactly a prime security feature as it only prompts the user when they are about to make some more significant changes to their computer. If anything, turning it off will disable some annoying prompts which appear when opening system tools
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