Error: 38 - WordPerfect Office X7 files have been damaged or modified. Please reinstall from your original source.

To solve the Error 38 issue or crash on launch under XP for WordPerfect Office X7 Trial, follow the steps outlined below:

1. Restart your computer

2. Download and unzip two files from this link:

Filenames are: PSIClient.dll
LicensingService.exe

3. Copy the PSIClient.dll file to:

for a 32-bit OS copy to: C:\Program Files (x86)\Corel\WordPerfect Office X7\Programs
for a 64-bit OS copy to: C:\Program Files\Corel\WordPerfect Office X7\Programs

4. Double-click on LicensingService.exe, which will be installed automatically.
 

You can now launch WordPerfect Office X7 Trial successfully.