Flow price: --
b9f837ed22656caa22c8681b3839a5940b2b7f7520e04f7e715723ae9bc74d5b

Transaction

Hash: b9f837ed22656caa22c8681b3839a5940b2b7f7520e04f7e715723ae9bc74d5b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b9f837ed22656caa22c8681b3839a5940b2b7f7520e04f7e715723ae9bc74d5b: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:
b9f837ed22656caa22c8681b3839a5940b2b7f7520e04f7e715723ae9bc74d5b
Status:
ERROR
Block height:
39959052
Block id:
3379f59c5c967011a0dc77b55d678729ec41c77d41b50cbcd087a219dafedd88
Timestamp:
Sunday 30 October 2022 at 01:23:19 UTC
()
Proposer:
Authorizers:
Gas used:
46