Flow price: --
c4000bad42fd6f3f30ba531335370e281b7447a43e9a0e6d7a927530cf847b75

Transaction

Hash: c4000bad42fd6f3f30ba531335370e281b7447a43e9a0e6d7a927530cf847b75
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c4000bad42fd6f3f30ba531335370e281b7447a43e9a0e6d7a927530cf847b75:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c4000bad42fd6f3f30ba531335370e281b7447a43e9a0e6d7a927530cf847b75
Status:
ERROR
Block height:
40042571
Block id:
6e9facf7a2c70fe929f2deff18e6a3d54d2ea8e71fbeeee21bd402ce7902ceec
Timestamp:
Monday 31 October 2022 at 10:46:23 UTC
()
Proposer:
Authorizers:
Gas used:
46