Several factors can cause this error, including:
In the Sandbox Protections section, . A prompt will appear; click Yes to confirm the change. Restart the application for changes to take effect. Advanced Solutions Several factors can cause this error, including: In
If you must bypass the error (e.g., on a locked corporate PC), edit the registry or preferences: Advanced Solutions If you must bypass the error (e
In the Categories list on the left, select . Uncheck the box for Enable Protected Mode at startup . Click OK and restart the application. Note: Disabling this feature is recommended only as
Note: Disabling this feature is recommended only as a temporary troubleshooting step or for trusted documents. Troubleshooting System Incompatibilities
Security software sometimes sandboxes Adobe Reader again , creating a "double sandbox" conflict.
Protected Mode in Adobe Reader uses , integrity levels , and restricted tokens . If any system component denies the creation of a low-integrity process, the sandbox fails. Common culprits: