Flow price: --
897c8f236aa8e4ed2ed17d55bab080f60de5c519b66a20de935df2a3f0769fef

Transaction

Hash: 897c8f236aa8e4ed2ed17d55bab080f60de5c519b66a20de935df2a3f0769fef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 897c8f236aa8e4ed2ed17d55bab080f60de5c519b66a20de935df2a3f0769fef: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:
897c8f236aa8e4ed2ed17d55bab080f60de5c519b66a20de935df2a3f0769fef
Status:
ERROR
Block height:
39850904
Block id:
9d298537d86c25bac13124ffc5f919a42c14f43de8486534e38b17e211031b32
Timestamp:
Friday 28 October 2022 at 06:07:38 UTC
()
Proposer:
Authorizers:
Gas used:
49