Flow price: --
1890ff0a9cb9e3360f4ff12eadc2d01ffab2af85a000a32e5ad6044522f1bd84

Transaction

Hash: 1890ff0a9cb9e3360f4ff12eadc2d01ffab2af85a000a32e5ad6044522f1bd84
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1890ff0a9cb9e3360f4ff12eadc2d01ffab2af85a000a32e5ad6044522f1bd84:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1890ff0a9cb9e3360f4ff12eadc2d01ffab2af85a000a32e5ad6044522f1bd84
Status:
ERROR
Block height:
39936574
Block id:
d0f34ef61589d3eb9982f32328c26ced97ee56af3a9ab08de12acbb00bea8187
Timestamp:
Saturday 29 October 2022 at 16:29:14 UTC
()
Proposer:
Authorizers:
Gas used:
48