Flow price: --
b11982b8037c254f74287ed4800372a2050ceb4a8dcd03fd4bd2e9b2a884ce5f

Transaction

Hash: b11982b8037c254f74287ed4800372a2050ceb4a8dcd03fd4bd2e9b2a884ce5f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b11982b8037c254f74287ed4800372a2050ceb4a8dcd03fd4bd2e9b2a884ce5f: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:
b11982b8037c254f74287ed4800372a2050ceb4a8dcd03fd4bd2e9b2a884ce5f
Status:
ERROR
Block height:
39919900
Block id:
202121314de35d77059e2c4b87707f49f7ab1a1f7cf750f3233787f47db4ce25
Timestamp:
Saturday 29 October 2022 at 09:44:16 UTC
()
Proposer:
Authorizers:
Gas used:
48