Flow price: --
1c30dc4b9cf69fe1d0b52fa52a79e22b8204d1701b89f164ea20b7855e333870

Transaction

Hash: 1c30dc4b9cf69fe1d0b52fa52a79e22b8204d1701b89f164ea20b7855e333870
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1c30dc4b9cf69fe1d0b52fa52a79e22b8204d1701b89f164ea20b7855e333870:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1c30dc4b9cf69fe1d0b52fa52a79e22b8204d1701b89f164ea20b7855e333870
Status:
ERROR
Block height:
39811657
Block id:
8f589b85b360a2fa51dd71fd2fb81082965c5cdf98b5c554b28c27e140224e5a
Timestamp:
Thursday 27 October 2022 at 14:17:54 UTC
()
Proposer:
Authorizers:
Gas used:
49