Flow price: --
0846c90871c7e62e96840a29832b4f33a0503e545dec1c8c95b90af31e12d2fc

Transaction

Hash: 0846c90871c7e62e96840a29832b4f33a0503e545dec1c8c95b90af31e12d2fc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0846c90871c7e62e96840a29832b4f33a0503e545dec1c8c95b90af31e12d2fc: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:
0846c90871c7e62e96840a29832b4f33a0503e545dec1c8c95b90af31e12d2fc
Status:
ERROR
Block height:
40130474
Block id:
f4f922125951bea2f24299210e585c64f83afa0fc67bdeb09d974d7a73dab71e
Timestamp:
Tuesday 1 November 2022 at 22:18:29 UTC
()
Proposer:
Authorizers:
Gas used:
46