Flow price: --
cf6832eab46e7c46a8e61a6f9b7a5c461d8446b12cca79bc7300b9e4c4ff656e

Transaction

Hash: cf6832eab46e7c46a8e61a6f9b7a5c461d8446b12cca79bc7300b9e4c4ff656e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> cf6832eab46e7c46a8e61a6f9b7a5c461d8446b12cca79bc7300b9e4c4ff656e: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:
cf6832eab46e7c46a8e61a6f9b7a5c461d8446b12cca79bc7300b9e4c4ff656e
Status:
ERROR
Block height:
39753357
Block id:
1e2d33c74de36c45f224105fed03bd7dc044ae6e9e1b7c95b7d4b1cf823d4f61
Timestamp:
Wednesday 26 October 2022 at 14:48:06 UTC
()
Proposer:
Authorizers:
Gas used:
47