Flow price: --
a49a4a3b6f7cf7732253ba7cc1b597ffe175e9482d88479462fa0cef36870ab6

Transaction

Hash: a49a4a3b6f7cf7732253ba7cc1b597ffe175e9482d88479462fa0cef36870ab6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a49a4a3b6f7cf7732253ba7cc1b597ffe175e9482d88479462fa0cef36870ab6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a49a4a3b6f7cf7732253ba7cc1b597ffe175e9482d88479462fa0cef36870ab6
Status:
ERROR
Block height:
40108931
Block id:
45c1d1d281597d9447900cbe1e08d1484d5db59e4ecf112dcfd95bcb76ff5caa
Timestamp:
Tuesday 1 November 2022 at 13:31:45 UTC
()
Proposer:
Authorizers:
Gas used:
49