Flow price: --
969888b70a31840150a7d9c2d1fa126003c627725da655cb0d3009dfdff86f6b

Transaction

Hash: 969888b70a31840150a7d9c2d1fa126003c627725da655cb0d3009dfdff86f6b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 969888b70a31840150a7d9c2d1fa126003c627725da655cb0d3009dfdff86f6b: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:
969888b70a31840150a7d9c2d1fa126003c627725da655cb0d3009dfdff86f6b
Status:
ERROR
Block height:
40082411
Block id:
bc3a25ccf9231069611bc38378a1b44578ac6cbcda144bd5f9056f0d3e3d919c
Timestamp:
Tuesday 1 November 2022 at 02:46:31 UTC
()
Proposer:
Authorizers:
Gas used:
62