Flow price: --
8735da82787fcb8332a790eda9c18d8f11794a9a558c666e32c722637924018c

Transaction

Hash: 8735da82787fcb8332a790eda9c18d8f11794a9a558c666e32c722637924018c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 8735da82787fcb8332a790eda9c18d8f11794a9a558c666e32c722637924018c: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:
8735da82787fcb8332a790eda9c18d8f11794a9a558c666e32c722637924018c
Status:
ERROR
Block height:
39944427
Block id:
2b92b15daad4a3a96387f1962e0f46a43fc65c04b017ce8a1ee34fc6668f1d0d
Timestamp:
Saturday 29 October 2022 at 19:37:42 UTC
()
Proposer:
Authorizers:
Gas used:
46