Flow price: --
e0c9e2efdcd2427afbb312f5b2b65f2e59e9002740290d60ea339b98f46b62f2

Transaction

Hash: e0c9e2efdcd2427afbb312f5b2b65f2e59e9002740290d60ea339b98f46b62f2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e0c9e2efdcd2427afbb312f5b2b65f2e59e9002740290d60ea339b98f46b62f2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e0c9e2efdcd2427afbb312f5b2b65f2e59e9002740290d60ea339b98f46b62f2
Status:
ERROR
Block height:
40146661
Block id:
5befa6648f8843d2b7b13bcf5a00a5072f2aef50b569633df64b3f843066421c
Timestamp:
Wednesday 2 November 2022 at 04:52:31 UTC
()
Proposer:
Authorizers:
Gas used:
50