# \#exception-c0040403

**URL:** https://tech-community.robotics.abb.com/tag/exception-c0040403/155.md

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## [Cannot Open RAPID program on new Station](https://tech-community.robotics.abb.com/t/cannot-open-rapid-program-on-new-station/8047)

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**Author:** [@daguilar](https://tech-community.robotics.abb.com/u/daguilar)\
**Replies:** 2\
**Last updated:** [January 16, 2018, 2:16pm UTC](https://tech-community.robotics.abb.com/t/cannot-open-rapid-program-on-new-station/8047 "2018-01-16T14:16:50Z")

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Hi, I have created a new station on RS6.06.01 and after work on all the 3D models and robot location, I created a robot system from the station, and I am not able to work on RAPID program in this system due to an .NET e…

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## [exception: C0040403 : No response from controller](https://tech-community.robotics.abb.com/t/exception-c0040403-no-response-from-controller/5939)

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**Author:** [@ko414du4](https://tech-community.robotics.abb.com/u/ko414du4)\
**Replies:** 0\
**Last updated:** [February 4, 2014, 9:43am UTC](https://tech-community.robotics.abb.com/t/exception-c0040403-no-response-from-controller/5939 "2014-02-04T09:43:54Z")

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Hello, I have recently been struggling with creating a system either from backup or by Go-Offline option on robot studio. An exception comes out as C0040403: No response from controller. Any idea how to tackle the issue…