Adobe Captivate Crashes every time try to Publish our upload to youtube (Answer)

Try to recreate the preferences of Captivate 5.5.

Adobe Captivate 5.5:

1.Close Adobe Captivate.
2.Locate the preference folder:
C:\Users\[user name]\AppData\Local\Adobe\Adobe Captivate 5.5 folder
3.Rename the preference folder.
4.Restart Adobe Captivate. A new configuration folder is automatically created.

Check whether recreating preferences resolves your issue.