Flow price: --
c67a2dc38ae0866d93c7d376e766d253c930f48452dd978e69724338b3abd18b

Transaction

Hash: c67a2dc38ae0866d93c7d376e766d253c930f48452dd978e69724338b3abd18b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c67a2dc38ae0866d93c7d376e766d253c930f48452dd978e69724338b3abd18b: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:
c67a2dc38ae0866d93c7d376e766d253c930f48452dd978e69724338b3abd18b
Status:
ERROR
Block height:
39928699
Block id:
cb9a281904662042fc33d1ff2e0392ab8e0290b142e63aefed0ade461424d367
Timestamp:
Saturday 29 October 2022 at 13:17:49 UTC
()
Proposer:
Authorizers:
Gas used:
47