Hello @Franc Siswanto ,
Thank you for your question.
Please Follow these steps :
A. The files crystl32.ocx and crviewer.dll should be in C:windowssyswow64 and not in C:windowssyswow64system32 on a Windows 7 64-bit PC.
- Unregister the file in C:windowssyswow64system32.
- Copy the files to C:windowssyswow64 and register those files.
B. Do the following steps if the Option A fails:
- Create a setup program for your VB6 application with Package and Deployment Wizard or another installation wizard.
- Run the setup program on your Windows 7 64-bit PC.
C. Modify your vb6 application if the above options all fail.
- Use Crystal Report Viewer Control – crviewer.dll instead of Crystal Report Control – crystl32.ocx for your report viewer need.
- Create a setup program for your VB6 application with Package and Deployment Wizard or another installation wizard.
- Run the setup program on your Windows 7 64-bit PC.
If the reply was helpful,please don't forget to upvote or accept as answer.
Thanks,
Aradhya C