Flow price: --
0c733e0d6ac9f4f94993143c77103c87879cb28f7e62743b18305c3a8ff77d56

Transaction

Hash: 0c733e0d6ac9f4f94993143c77103c87879cb28f7e62743b18305c3a8ff77d56
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0c733e0d6ac9f4f94993143c77103c87879cb28f7e62743b18305c3a8ff77d56:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0c733e0d6ac9f4f94993143c77103c87879cb28f7e62743b18305c3a8ff77d56
Status:
ERROR
Block height:
39745469
Block id:
a8cc2e6b56ad5e96138f5479a934eeffbd2a6766c2647ae3dd8bc4ab6507ae30
Timestamp:
Wednesday 26 October 2022 at 11:38:03 UTC
()
Proposer:
Authorizers:
Gas used:
47