Flow price: --
2ab55961622e759d66f0b6c0a0f3a782b9251debfd01390c27d5c1e8b42e0df8

Transaction

Hash: 2ab55961622e759d66f0b6c0a0f3a782b9251debfd01390c27d5c1e8b42e0df8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2ab55961622e759d66f0b6c0a0f3a782b9251debfd01390c27d5c1e8b42e0df8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2ab55961622e759d66f0b6c0a0f3a782b9251debfd01390c27d5c1e8b42e0df8
Status:
ERROR
Block height:
39888417
Block id:
cf1c547893200cfda3bb8a09fbf03d0dd9f4d9195981bf47bd5bab1850047d2a
Timestamp:
Friday 28 October 2022 at 21:10:19 UTC
()
Proposer:
Authorizers:
Gas used:
50