Windev 25 Dump Exclusive |link| May 2026

Build a "Force Close" mechanism into your app. This can be a simple timer that checks a specific record in a Param table; if you flip a "Maintenance" switch to true, the app notifies users to save and then closes itself.

If using a Virtual Machine, take a snapshot or use "Hot Backups" (HBackup), which allow for data copying without requiring exclusive locks, though they have limitations compared to a full structural dump. Advanced Recovery: Handling Corrupt Indexes windev 25 dump exclusive

If the "Dump Exclusive" error persists even when no one is connected, your .ndx (index) files might be flagged as "in use" by the operating system due to a previous crash. the HFSQL Service. Delete the .lck (lock) files in the data directory. Restart the service and attempt the dump again. Build a "Force Close" mechanism into your app

Understanding the "Dump Exclusive" error in WinDev 25 is essential for maintaining stable database environments. This error typically occurs when the HFSQL engine attempts to perform a maintenance task—such as an index rebuild or a structure update—but cannot gain total control over the data files because another user or process is still connected. What is a Dump Exclusive? Advanced Recovery: Handling Corrupt Indexes If the "Dump

Right-click and select (be careful, as this may cause unsaved data loss for that user). 2. Implement "HDisconnect" in Code

Perform database dumps and re-indexes during off-peak hours using the HFSQL Service Task Scheduler.

Antivirus software or Windows indexing services are scanning the data folder. Step-by-Step Troubleshooting 1. Use the HFSQL Control Center