Flow price: --
9556a23b8a137a16c111f0f8efb12100e78577a512a5e902e5a58175011a35a7

Transaction

Hash: 9556a23b8a137a16c111f0f8efb12100e78577a512a5e902e5a58175011a35a7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9556a23b8a137a16c111f0f8efb12100e78577a512a5e902e5a58175011a35a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9556a23b8a137a16c111f0f8efb12100e78577a512a5e902e5a58175011a35a7
Status:
ERROR
Block height:
39738967
Block id:
6c9fbaeadf9fb571ed6f0d50e9de37e37f9b2e9b80cd8707b0facbd04a208ec5
Timestamp:
Wednesday 26 October 2022 at 08:59:54 UTC
()
Proposer:
Authorizers:
Gas used:
50