Error 178 causes installation failure

Last updated on Dec 11, 2025

Learn how to resolve error code 178 "The installation path contains invalid characters" during Adobe app installation.

Error code 178 appears when the selected installation folder contains characters or symbols that the installer cannot read. 

The installer can’t read the selected install location

To resolve the error, change the install location in the Creative Cloud desktop app.

Select the Account icon in the upper right corner and choose Preferences.

The Account menu shows options such as Preferences, Sign out, and monthly generative credits for Gen AI features.
Access your app settings and set your preferences.

Select Apps from the left panel.

Adobe Creative Cloud preferences panel open on the “Apps” tab, showing options for auto-update, install location, and bandwidth use.
Manage app preferences such as auto-update, install location, and bandwidth usage.

Select the edit icon  next to the Install location.

Adobe Creative Cloud preferences panel open on the “Apps” tab, highlighting the “Installing” section where users can set the default install location.
Change the default installation location for your Creative Cloud apps.

Select a folder that uses standard alphanumeric characters (letters A-Z, numbers 0-9, basic spaces).

Tip

Check that the new folder path doesn't contain: 

  • accented letters (é, ñ, ü) 
  • special symbols (#, @, %, &) 
  • multiple consecutive spaces 
  • leading or trailing spaces

Select Done to save your changes.

Install the app again.

Your app should now install successfully using the updated location. If the issue persists, review your installation logs to identify the specific fatal error causing the failure.