Flow price: --
215d1909b00e90936e89e8aa307bc3a4e2d0855961749ee6c8b4e7ad8ad993e0

Transaction

Hash: 215d1909b00e90936e89e8aa307bc3a4e2d0855961749ee6c8b4e7ad8ad993e0
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 215d1909b00e90936e89e8aa307bc3a4e2d0855961749ee6c8b4e7ad8ad993e0:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
215d1909b00e90936e89e8aa307bc3a4e2d0855961749ee6c8b4e7ad8ad993e0
Status:
ERROR
Block height:
41036848
Block id:
fce483f9c2ef2374953f576070bfbeaec592d3586fdf3b6f82620377ea9863c1
Timestamp:
Thursday 17 November 2022 at 02:04:16 UTC
()
Proposer:
Authorizers:
Gas used:
23