Flow price: --
702b0a5f37a54eaa5547e1dde67a03c34584f91e9e22e7475170b3a73d230cd2

Transaction

Hash: 702b0a5f37a54eaa5547e1dde67a03c34584f91e9e22e7475170b3a73d230cd2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 702b0a5f37a54eaa5547e1dde67a03c34584f91e9e22e7475170b3a73d230cd2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
702b0a5f37a54eaa5547e1dde67a03c34584f91e9e22e7475170b3a73d230cd2
Status:
ERROR
Block height:
39732050
Block id:
2520c15763d1264b869ac4ba8124850860fac6e70f072447447d56d995ed0083
Timestamp:
Wednesday 26 October 2022 at 06:12:50 UTC
()
Proposer:
Authorizers:
Gas used:
50