Error 108 causes installation failure

Last updated on Jul 30, 2025

Learn how to resolve error code 108 "Another installer instance is running" during app installation.

Error code 108 indicates that another Adobe installation service (such as an Adobe installer) might be running in the background and is interfering with your new installation.

Solution

Follow these steps to resolve the issue:

  1. Close any previously running installer or Adobe process. 

  2. Restart your computer and reinstall your file. Learn more about closing conflicting processes.