Flow price: --
b3b6ff13ebee6b73784cdb2c0566d5040b7c0074e15af2c612abdcbd39b4bf41

Transaction

Hash: b3b6ff13ebee6b73784cdb2c0566d5040b7c0074e15af2c612abdcbd39b4bf41
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b3b6ff13ebee6b73784cdb2c0566d5040b7c0074e15af2c612abdcbd39b4bf41:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b3b6ff13ebee6b73784cdb2c0566d5040b7c0074e15af2c612abdcbd39b4bf41
Status:
ERROR
Block height:
39868677
Block id:
bb144d513dfa488f98a94c6345184acfbb97cf25761314795ca311933ea5a22f
Timestamp:
Friday 28 October 2022 at 13:18:06 UTC
()
Proposer:
Authorizers:
Gas used:
49