Flow price: --
5c5a70922bd0281ae05df90d7e656ad0fc5b1f8d5b8c21f48cc1395cd2c15fa9

Transaction

Hash: 5c5a70922bd0281ae05df90d7e656ad0fc5b1f8d5b8c21f48cc1395cd2c15fa9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5c5a70922bd0281ae05df90d7e656ad0fc5b1f8d5b8c21f48cc1395cd2c15fa9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5c5a70922bd0281ae05df90d7e656ad0fc5b1f8d5b8c21f48cc1395cd2c15fa9
Status:
ERROR
Block height:
40063231
Block id:
1e6853caf0cd5d2297e9c0c61a5ee6dc028fd8469043f5b4502c14059f5a57e9
Timestamp:
Monday 31 October 2022 at 19:07:38 UTC
()
Proposer:
Authorizers:
Gas used:
50