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Tech Tip: Detection of locked data files
PRODUCT: 4D | VERSION: 2003 | PLATFORM: Mac & Win
Published On: May 16, 2003
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Starting with version 2003, 4 th Dimension will include a mechanism that automatically prevents the opening of a database when its data file, or one of its segments, is locked. In this case, when this detection option is activated, 4D displays a warning message and does not open the database.

This operation is defined using the Allow Read Only Data file Use option located on the “Data Control” page of the Preferences dialog box:

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