Flow price: --
4850b18de484508732e855366f6010810ecbb360981211e7ebd1b40d70054e1e

Transaction

Hash: 4850b18de484508732e855366f6010810ecbb360981211e7ebd1b40d70054e1e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4850b18de484508732e855366f6010810ecbb360981211e7ebd1b40d70054e1e: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:
4850b18de484508732e855366f6010810ecbb360981211e7ebd1b40d70054e1e
Status:
ERROR
Block height:
40141303
Block id:
84878dbfbaabae78f118ef779b12977bbffa524b8165cacd1227f56d41028ead
Timestamp:
Wednesday 2 November 2022 at 02:42:29 UTC
()
Proposer:
Authorizers:
Gas used:
49