Flow price: --
882c63e6ad208e35e1f3ae10f13676eaf5d630e6938a4d8032575aae2bd65520

Transaction

Hash: 882c63e6ad208e35e1f3ae10f13676eaf5d630e6938a4d8032575aae2bd65520
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 882c63e6ad208e35e1f3ae10f13676eaf5d630e6938a4d8032575aae2bd65520:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
882c63e6ad208e35e1f3ae10f13676eaf5d630e6938a4d8032575aae2bd65520
Status:
ERROR
Block height:
39927703
Block id:
854ebbaf7df348fb48bdd84068063df82d1085a5374372e8d44e08d29f5432f6
Timestamp:
Saturday 29 October 2022 at 12:53:26 UTC
()
Proposer:
Authorizers:
Gas used:
46