Flow price: --
5e716095e8b1b34fc58dded33a15b133cef42f625b09eccb90dfd292caa6f756

Transaction

Hash: 5e716095e8b1b34fc58dded33a15b133cef42f625b09eccb90dfd292caa6f756
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5e716095e8b1b34fc58dded33a15b133cef42f625b09eccb90dfd292caa6f756:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
5e716095e8b1b34fc58dded33a15b133cef42f625b09eccb90dfd292caa6f756
Status:
ERROR
Block height:
40032623
Block id:
2179de3922322e35a9e7e92e4971afa671dc74aefd9f1734a6a4fa044f2079b8
Timestamp:
Monday 31 October 2022 at 06:46:48 UTC
()
Proposer:
Authorizers:
Gas used:
49