Flow price: --
b7e29a66621eb0c6366972b088291c4137a3d7cca8203884ff322ecf41fdd018

Transaction

Hash: b7e29a66621eb0c6366972b088291c4137a3d7cca8203884ff322ecf41fdd018
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b7e29a66621eb0c6366972b088291c4137a3d7cca8203884ff322ecf41fdd018:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b7e29a66621eb0c6366972b088291c4137a3d7cca8203884ff322ecf41fdd018
Status:
ERROR
Block height:
39961433
Block id:
a3130d90ce8f612f334b203384787330fb8a3100fafb574593f0a4f6811dd8de
Timestamp:
Sunday 30 October 2022 at 02:20:13 UTC
()
Proposer:
Authorizers:
Gas used:
48