Flow price: --
6198a93b407be51e60144e9ae656e108b9086fc96cf9ea257b243e4d5a483b90

Transaction

Hash: 6198a93b407be51e60144e9ae656e108b9086fc96cf9ea257b243e4d5a483b90
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6198a93b407be51e60144e9ae656e108b9086fc96cf9ea257b243e4d5a483b90:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6198a93b407be51e60144e9ae656e108b9086fc96cf9ea257b243e4d5a483b90
Status:
ERROR
Block height:
40141344
Block id:
938038f2e24c8f407bfb3181fbf2409d8ba8de88adfb1009567f0c570605df9d
Timestamp:
Wednesday 2 November 2022 at 02:43:28 UTC
()
Proposer:
Authorizers:
Gas used:
49