Flow price: --
c64a72161d94d6f423c49ad22810e38dc82ce773b2dadd37bdc786e4a01ce883

Transaction

Hash: c64a72161d94d6f423c49ad22810e38dc82ce773b2dadd37bdc786e4a01ce883
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c64a72161d94d6f423c49ad22810e38dc82ce773b2dadd37bdc786e4a01ce883:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c64a72161d94d6f423c49ad22810e38dc82ce773b2dadd37bdc786e4a01ce883
Status:
ERROR
Block height:
40103456
Block id:
77b70e7093dafbb8453f5136847734bf8804278c722ff2981577c0ce6762b82d
Timestamp:
Tuesday 1 November 2022 at 11:19:14 UTC
()
Proposer:
Authorizers:
Gas used:
49