Flow price: --
79f9f9079f859b7f80a161ad7034c139127c9d49f9f2e5d5ad711774a10b55c5

Transaction

Hash: 79f9f9079f859b7f80a161ad7034c139127c9d49f9f2e5d5ad711774a10b55c5
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 79f9f9079f859b7f80a161ad7034c139127c9d49f9f2e5d5ad711774a10b55c5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
79f9f9079f859b7f80a161ad7034c139127c9d49f9f2e5d5ad711774a10b55c5
Status:
ERROR
Block height:
39804326
Block id:
ae3909890b71647b476f4a0674597dfed96bfe661fd2afc3eb1f35b3708849b7
Timestamp:
Thursday 27 October 2022 at 11:19:58 UTC
()
Proposer:
Authorizers:
Gas used:
46