MTA-file contains duplicate files


When saving or importing a MTA (Menta) file in SmartStruxure Workstation, and error is shown indicating that there are more than one occurrance of one or more file types in the MTA file.

Product Line

SmartStruxure Solution




Function Block


A MTA file contains various files that together forms the complete program. In some cases (e.g. when using a . in the MTA file name) various occurrences of the same file types will be placed in the MTA file.


1: Open the MTA file in with the Menta editor

2: Mark everything and export as an AUT file

3: Create a new MTA file

4: Insert the AUT file created in step 2

5: Save the MTA file only using standard characters

6: Import the the MTA file