Flow price: --
a5d6b49a997f2d2c5d9f435057e057f582a09792545ac9ac670abbef2e063621

Transaction

Hash: a5d6b49a997f2d2c5d9f435057e057f582a09792545ac9ac670abbef2e063621
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a5d6b49a997f2d2c5d9f435057e057f582a09792545ac9ac670abbef2e063621:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a5d6b49a997f2d2c5d9f435057e057f582a09792545ac9ac670abbef2e063621
Status:
ERROR
Block height:
40024145
Block id:
67b26cb9f32bce27d27d86847a76d5c8aa137b896d4c8b0d08a3073ae4ecd747
Timestamp:
Monday 31 October 2022 at 03:21:22 UTC
()
Proposer:
Authorizers:
Gas used:
46