Flow price: --
1fcafd9bd1538c88768f22083fd40146da41ecaaec4f962c15800f54c675fd78

Transaction

Hash: 1fcafd9bd1538c88768f22083fd40146da41ecaaec4f962c15800f54c675fd78
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1fcafd9bd1538c88768f22083fd40146da41ecaaec4f962c15800f54c675fd78:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1fcafd9bd1538c88768f22083fd40146da41ecaaec4f962c15800f54c675fd78
Status:
ERROR
Block height:
39733393
Block id:
a55054a028f07c822d5c926db64ef23170e3ef12e4279c44d1fc95da3616e688
Timestamp:
Wednesday 26 October 2022 at 06:45:25 UTC
()
Proposer:
Authorizers:
Gas used:
49