TTSD-5593 Conversion of some old models to Tekla Structures 2017 sometimes failed if the model contained invalid IDs. This has now been fixed. The conversion has been improved to handle those IDs, so the old models can now be opened. Development area: Core Included in Fixed defects in version 2017i Quick feedback Did you find what you were looking for? * Yes Partly No What is missing? The feedback you give here is not visible to other users. We use your comments to improve our content. Need support? Fill in this form instead. Leave this field empty We use this to prevent automated spam submissions.