Dear @ceruttif , I am sorry for the question about the title, it maybe not solved fully. Please see my file and picture. [图片] The value of “LiF/ZnS=0.3” can run and then error about half the whole time, but any other value of “LiF/ZnS” will run normally. mixture.flair (2.5 KB)

You have encountered this problem: [image] Unknown Geometry Error Causing Run Stop Geometry and Materials Dear Kyle, the problem turned out to be induced by a novelty introduced in the fresh 4.2.0 release, namely the optical photon generation by local sub-threshold energy…

Finished with errors(running normally with half time) #2

Running and Runtime Errors

xiongbp (XIONG BANGPING) 26 November 2021 02:50 3