Flow price: --
f837e91d958fcfa918dd2350ed3146e47f86be4af8120e4c66667f6386dd5014

Transaction

Hash: f837e91d958fcfa918dd2350ed3146e47f86be4af8120e4c66667f6386dd5014
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:
  --> f837e91d958fcfa918dd2350ed3146e47f86be4af8120e4c66667f6386dd5014:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f837e91d958fcfa918dd2350ed3146e47f86be4af8120e4c66667f6386dd5014
Status:
ERROR
Block height:
41471480
Block id:
fcf02e78b760e9a91c58ac7e5e191631749d5c2e98bf79bdcd389b6bd817559d
Timestamp:
Thursday 24 November 2022 at 02:29:38 UTC
()
Proposer:
Authorizers:
Gas used:
25