![Hello I am getting "lower component error" even though all slaves and connected units are in OK status (Tia v15) any tips what could be the issue? : r/PLC Hello I am getting "lower component error" even though all slaves and connected units are in OK status (Tia v15) any tips what could be the issue? : r/PLC](https://preview.redd.it/lzy5a1jrgsl61.jpg?auto=webp&s=69f6b91ca7733f37f78a5f33bb9c4762b0292cc2)
Hello I am getting "lower component error" even though all slaves and connected units are in OK status (Tia v15) any tips what could be the issue? : r/PLC
![Siemens 6ES7 215-1BG40-0XB0 SIMATIC S7-1200, CPU 1215C, Compact CPU, AC/DC/Relay, 2 PROFINET Port, ONBOARD I/O: 14 DI 24V DC; 10 DO Relay 2A, 2 AI 0-10V DC, 2 AO 0-20MA DC, Power Siemens 6ES7 215-1BG40-0XB0 SIMATIC S7-1200, CPU 1215C, Compact CPU, AC/DC/Relay, 2 PROFINET Port, ONBOARD I/O: 14 DI 24V DC; 10 DO Relay 2A, 2 AI 0-10V DC, 2 AO 0-20MA DC, Power](https://m.media-amazon.com/images/I/41LY0rWZvxL._AC_UF894,1000_QL80_.jpg)
Siemens 6ES7 215-1BG40-0XB0 SIMATIC S7-1200, CPU 1215C, Compact CPU, AC/DC/Relay, 2 PROFINET Port, ONBOARD I/O: 14 DI 24V DC; 10 DO Relay 2A, 2 AI 0-10V DC, 2 AO 0-20MA DC, Power
![Siemens - 6ES72121HE400XB0 - Controller, Logic, SIMATIC S7-1200 CPU 1212C, DC/DC/RELAY, 8DI/6DO/2AI - RS Siemens - 6ES72121HE400XB0 - Controller, Logic, SIMATIC S7-1200 CPU 1212C, DC/DC/RELAY, 8DI/6DO/2AI - RS](https://assets.rs-online.com/f_auto,q_auto/70781105.jpg)
Siemens - 6ES72121HE400XB0 - Controller, Logic, SIMATIC S7-1200 CPU 1212C, DC/DC/RELAY, 8DI/6DO/2AI - RS
![How can you manage block execution errors detected by the S7-1200 PLC? - ID: 42908460 - Industry Support Siemens How can you manage block execution errors detected by the S7-1200 PLC? - ID: 42908460 - Industry Support Siemens](https://support.industry.siemens.com/cs/images/42908460/s7-1200_sw-errors_01_e.gif)
How can you manage block execution errors detected by the S7-1200 PLC? - ID: 42908460 - Industry Support Siemens
![How can you manage block execution errors detected by the S7-1200 PLC? - ID: 42908460 - Industry Support Siemens How can you manage block execution errors detected by the S7-1200 PLC? - ID: 42908460 - Industry Support Siemens](https://support.industry.siemens.com/cs/images/42908460/s7-1200_sw-errors_02_e.gif)