Flow price: --
ef5cd8bdecea91831f4d757740abc1ad11598a2b8744df45e30d1aa84e68cc71

Transaction

Hash: ef5cd8bdecea91831f4d757740abc1ad11598a2b8744df45e30d1aa84e68cc71
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ef5cd8bdecea91831f4d757740abc1ad11598a2b8744df45e30d1aa84e68cc71:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ef5cd8bdecea91831f4d757740abc1ad11598a2b8744df45e30d1aa84e68cc71
Status:
ERROR
Block height:
39911414
Block id:
d7fc584bba6e4a098e693868192ab96fa30d95b0a9baddbd472b180ce4d34891
Timestamp:
Saturday 29 October 2022 at 06:20:01 UTC
()
Proposer:
Authorizers:
Gas used:
46