Flow price: --
02bd48ccdcbaca30f570d6bd0eedc59b9319a9aac9a9682a936f3da69787580e

Transaction

Hash: 02bd48ccdcbaca30f570d6bd0eedc59b9319a9aac9a9682a936f3da69787580e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 02bd48ccdcbaca30f570d6bd0eedc59b9319a9aac9a9682a936f3da69787580e: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:
02bd48ccdcbaca30f570d6bd0eedc59b9319a9aac9a9682a936f3da69787580e
Status:
ERROR
Block height:
39851408
Block id:
63ac80101086cc7ea5a81b7b6888892c2a2accd80965d4f1c7d2b6247c0c60e1
Timestamp:
Friday 28 October 2022 at 06:20:13 UTC
()
Proposer:
Authorizers:
Gas used:
47