Flow price: --
9630a3bc385b8a8cc1dffdd9e1cae83c363ee8ed15e63f1d7c68424f082a20a7

Transaction

Hash: 9630a3bc385b8a8cc1dffdd9e1cae83c363ee8ed15e63f1d7c68424f082a20a7
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9630a3bc385b8a8cc1dffdd9e1cae83c363ee8ed15e63f1d7c68424f082a20a7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9630a3bc385b8a8cc1dffdd9e1cae83c363ee8ed15e63f1d7c68424f082a20a7
Status:
ERROR
Block height:
39978167
Block id:
168a3017fa599dde49145056c737d2181698109d3460878f80323b30221cc1ab
Timestamp:
Sunday 30 October 2022 at 09:01:41 UTC
()
Proposer:
Authorizers:
Gas used:
49