Flow price: --
a79b022b855b84cbf5563337a2ae905988d5e57224c4f1f1a9e56cdd58268b8e

Transaction

Hash: a79b022b855b84cbf5563337a2ae905988d5e57224c4f1f1a9e56cdd58268b8e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a79b022b855b84cbf5563337a2ae905988d5e57224c4f1f1a9e56cdd58268b8e: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:
a79b022b855b84cbf5563337a2ae905988d5e57224c4f1f1a9e56cdd58268b8e
Status:
ERROR
Block height:
39865936
Block id:
c1464b7d09fce6ab5d39a1558529bcc4937045cb730a088dea2a7d43352d1513
Timestamp:
Friday 28 October 2022 at 12:12:07 UTC
()
Proposer:
Authorizers:
Gas used:
46