Flow price: --
104c16059f30f8f6bddf2f51cb5dd2f63c21e459f5e2bb28303ef5ee4c90730b

Transaction

Hash: 104c16059f30f8f6bddf2f51cb5dd2f63c21e459f5e2bb28303ef5ee4c90730b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 104c16059f30f8f6bddf2f51cb5dd2f63c21e459f5e2bb28303ef5ee4c90730b: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:
104c16059f30f8f6bddf2f51cb5dd2f63c21e459f5e2bb28303ef5ee4c90730b
Status:
ERROR
Block height:
39881669
Block id:
94f98ecbdbb2138a623154bd7810dba122fd9777d1b006c7e1d6710bd878d3a9
Timestamp:
Friday 28 October 2022 at 18:29:56 UTC
()
Proposer:
Authorizers:
Gas used:
46