Flow price: --
60fffc2670405b4e5c148ce7767af34eeb87ec2816ffee2f75120e365fdf666e

Transaction

Hash: 60fffc2670405b4e5c148ce7767af34eeb87ec2816ffee2f75120e365fdf666e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 60fffc2670405b4e5c148ce7767af34eeb87ec2816ffee2f75120e365fdf666e: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:
60fffc2670405b4e5c148ce7767af34eeb87ec2816ffee2f75120e365fdf666e
Status:
ERROR
Block height:
40118460
Block id:
d1bb97e71131b54773719864aa6e19d25c1fca69f45df6018e80d3dd0ef67326
Timestamp:
Tuesday 1 November 2022 at 17:23:47 UTC
()
Proposer:
Authorizers:
Gas used:
50