Flow price: --
b67aa6d93e420ea4d0255f90ca32fb9757dbe625a5e03a13f5e055e64934dad0

Transaction

Hash: b67aa6d93e420ea4d0255f90ca32fb9757dbe625a5e03a13f5e055e64934dad0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> b67aa6d93e420ea4d0255f90ca32fb9757dbe625a5e03a13f5e055e64934dad0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
b67aa6d93e420ea4d0255f90ca32fb9757dbe625a5e03a13f5e055e64934dad0
Status:
ERROR
Block height:
40635507
Block id:
36f319f81160446bfa5da1ef757a9a38c5a5a0ffd4d06e2f733fcfdb0f2d5bc1
Timestamp:
Thursday 10 November 2022 at 09:45:17 UTC
()
Proposer:
Authorizers:
Gas used:
23