Review the error window at the bottom for troubleshooting hints.
| Migration Path | Effort | Compatibility | |----------------|--------|----------------| | | Medium | Re-write program in Micro/WIN SMART. Hardware adaptation required. | | S7-1200 + TIA Portal | High | Complete rewrite. Use conversion tool (limited success). | | Legacy retainment | Low | Keep Micro/WIN PC + spare S7-200 CPUs. | simatic step 7 micro win