Flow price: --
90c929966455b852caa0ebf4b2feef10e03db3a4e359d4949fea597dbba63d73

Transaction

Hash: 90c929966455b852caa0ebf4b2feef10e03db3a4e359d4949fea597dbba63d73
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 90c929966455b852caa0ebf4b2feef10e03db3a4e359d4949fea597dbba63d73:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
90c929966455b852caa0ebf4b2feef10e03db3a4e359d4949fea597dbba63d73
Status:
ERROR
Block height:
40146773
Block id:
688b818eb2e74f217053cda124247b04ea9aec1b5a31b5585dff26933bce713c
Timestamp:
Wednesday 2 November 2022 at 04:55:31 UTC
()
Proposer:
Authorizers:
Gas used:
47