Flow price: --
a5075d6f9fe3111ae332ea1b292b772be66481336707e19dd1c6459fc7f351a7

Transaction

Hash: a5075d6f9fe3111ae332ea1b292b772be66481336707e19dd1c6459fc7f351a7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a5075d6f9fe3111ae332ea1b292b772be66481336707e19dd1c6459fc7f351a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a5075d6f9fe3111ae332ea1b292b772be66481336707e19dd1c6459fc7f351a7
Status:
ERROR
Block height:
40082034
Block id:
9f08b0fe922ae92be8eb9cbd16674d41142bf04f7b9a570fd62db87eb32a4f23
Timestamp:
Tuesday 1 November 2022 at 02:37:23 UTC
()
Proposer:
Authorizers:
Gas used:
46