Flow price: --
3ad11c813b3877a7dd8fd23b54da245a5031173c529321f3d7be1f892aacfbe1

Transaction

Hash: 3ad11c813b3877a7dd8fd23b54da245a5031173c529321f3d7be1f892aacfbe1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 3ad11c813b3877a7dd8fd23b54da245a5031173c529321f3d7be1f892aacfbe1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
3ad11c813b3877a7dd8fd23b54da245a5031173c529321f3d7be1f892aacfbe1
Status:
ERROR
Block height:
39741720
Block id:
ed4df44f86a20fa06c80c7dc7c5c244567463160e9bf83641936e83e6c8a7854
Timestamp:
Wednesday 26 October 2022 at 10:06:27 UTC
()
Proposer:
Authorizers:
Gas used:
39