Flow price: --
720fe19c9760c121681b4aa0a3056a66178972123270963dd296dbac9b871d01

Transaction

Hash: 720fe19c9760c121681b4aa0a3056a66178972123270963dd296dbac9b871d01
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 720fe19c9760c121681b4aa0a3056a66178972123270963dd296dbac9b871d01:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
720fe19c9760c121681b4aa0a3056a66178972123270963dd296dbac9b871d01
Status:
ERROR
Block height:
39785741
Block id:
370bcb3ba1889c9e8cd9648a1161117195b29d94c40f7f2eda126d880605698d
Timestamp:
Thursday 27 October 2022 at 03:50:49 UTC
()
Proposer:
Authorizers:
Gas used:
47