Flow price: --
b1c501c74640dc18e58c4b52c7d945c7277f8d394b65f19035a054d8494351f0

Transaction

Hash: b1c501c74640dc18e58c4b52c7d945c7277f8d394b65f19035a054d8494351f0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b1c501c74640dc18e58c4b52c7d945c7277f8d394b65f19035a054d8494351f0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b1c501c74640dc18e58c4b52c7d945c7277f8d394b65f19035a054d8494351f0
Status:
ERROR
Block height:
40169227
Block id:
b623520964f70c7c931e940a1a13b7324b435649d3995f6e5b5d57cea53adf5f
Timestamp:
Wednesday 2 November 2022 at 14:01:34 UTC
()
Proposer:
Authorizers:
Gas used:
48