Flow price: --
a66bc35b760909157d92902fc0147c1891aca8e6a8b8c25669a82df4fb5d4346

Transaction

Hash: a66bc35b760909157d92902fc0147c1891aca8e6a8b8c25669a82df4fb5d4346
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a66bc35b760909157d92902fc0147c1891aca8e6a8b8c25669a82df4fb5d4346:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a66bc35b760909157d92902fc0147c1891aca8e6a8b8c25669a82df4fb5d4346
Status:
ERROR
Block height:
40086587
Block id:
730d608a0f1836ac9caea4daef073f7e2c9939ec8e675395908a0b68ed1ca4bf
Timestamp:
Tuesday 1 November 2022 at 04:28:12 UTC
()
Proposer:
Authorizers:
Gas used:
47