Flow price: --
b604f3c5bb345899dd9a8310124f79a23c7962b84bd78742cd001b0c95472968

Transaction

Hash: b604f3c5bb345899dd9a8310124f79a23c7962b84bd78742cd001b0c95472968
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b604f3c5bb345899dd9a8310124f79a23c7962b84bd78742cd001b0c95472968:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b604f3c5bb345899dd9a8310124f79a23c7962b84bd78742cd001b0c95472968
Status:
ERROR
Block height:
40122286
Block id:
282682eb0da218f1110eb656577c8520e539caca6f823ab2907f0862943a815d
Timestamp:
Tuesday 1 November 2022 at 18:56:34 UTC
()
Proposer:
Authorizers:
Gas used:
49