Error Code 1303 Description: Microsoft Office Error Code 1303 is found when you go to Control Panel, Programs, and try to Right Click, Repair because the Outlook will not open. Solutions For Error Code 1303: The basic trouble shooting for Error Code 1303 is to repair the office program , if it fails we need to uninstall and re-install the program. … Continue reading “[Solve] How To Fix Error Code 1303”