Flow price: --
6f3266064b07ff235bb823e67d9ec921acf7d6881b6691123827e0e41652dba9

Transaction

Hash: 6f3266064b07ff235bb823e67d9ec921acf7d6881b6691123827e0e41652dba9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6f3266064b07ff235bb823e67d9ec921acf7d6881b6691123827e0e41652dba9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6f3266064b07ff235bb823e67d9ec921acf7d6881b6691123827e0e41652dba9
Status:
ERROR
Block height:
39853364
Block id:
0da4871b6933ce33d1f55598beb9abfb58c814f8266874b21167516be3753d89
Timestamp:
Friday 28 October 2022 at 07:08:07 UTC
()
Proposer:
Authorizers:
Gas used:
46