Flow price: --
805fa6cba504699c9643dabf65551a4f6ac384aebe5cafd9d22fa3e95b0de938

Transaction

Hash: 805fa6cba504699c9643dabf65551a4f6ac384aebe5cafd9d22fa3e95b0de938
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 805fa6cba504699c9643dabf65551a4f6ac384aebe5cafd9d22fa3e95b0de938:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
805fa6cba504699c9643dabf65551a4f6ac384aebe5cafd9d22fa3e95b0de938
Status:
ERROR
Block height:
39908805
Block id:
521892efab910283b206c735df2e46d7af54b8e5025580f6a80ee13f9e04f7f3
Timestamp:
Saturday 29 October 2022 at 05:17:06 UTC
()
Proposer:
Authorizers:
Gas used:
50