Flow price: --
0018c66cb0dfdf46c23a3d450dc715e5640946f6be09331f723d62cf9c7cfb1b

Transaction

Hash: 0018c66cb0dfdf46c23a3d450dc715e5640946f6be09331f723d62cf9c7cfb1b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0018c66cb0dfdf46c23a3d450dc715e5640946f6be09331f723d62cf9c7cfb1b: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:
0018c66cb0dfdf46c23a3d450dc715e5640946f6be09331f723d62cf9c7cfb1b
Status:
ERROR
Block height:
39972147
Block id:
dbd56f8908dec250d27f4c3a17d0a70d2da3f7612ef67fcdcd1438bcda07c561
Timestamp:
Sunday 30 October 2022 at 06:37:18 UTC
()
Proposer:
Authorizers:
Gas used:
49