Article - CS293239
Tag Import from the Step 7 project fails with error: "Step 7 language file failed to open" in PTC Kepware Products
Modified: 02-Dec-2025
Applies To
- ThingWorx Kepware Server (legacy) 8.0 to 6.18
- Kepware Server (formerly KEPServerEX) 6.2.429.0 to 6.18
- Driver: Siemens TCP/IP Ethernet
Description
- Tag Import from the Step 7 project fails in KEPServerEX / ThingWorx Industrial Connectivity (KSE/TWIC)
- Pop-up error: Unable to retrieve program paths from project
- Errors in event log:
- Error 1:
- Siemens TCP/IP Ethernet Step 7 language file failed to open. | OS Error = '<local_path_to_KSE/TWIC_installation>\V8\1980251345\Global\Language was not found.'
- Error 2:
- A required codepage is unavailable o this machine. Tag generation may fail or tag names and descriptions may not appear as expected. Required code page = 0
- Trouble importing tags from a siemens s7-300 processor
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