Flow price: --
f19eba226c01da8a48b53a6c619810057260ff1110d29f1a90bf4daee7cc0fb3

Transaction

Hash: f19eba226c01da8a48b53a6c619810057260ff1110d29f1a90bf4daee7cc0fb3
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:
  --> f19eba226c01da8a48b53a6c619810057260ff1110d29f1a90bf4daee7cc0fb3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f19eba226c01da8a48b53a6c619810057260ff1110d29f1a90bf4daee7cc0fb3
Status:
ERROR
Block height:
40179404
Block id:
8d4f74cd26ecba55298b3fe3ebfcaf1d4888470fb39e887ed49fb0724e368f08
Timestamp:
Wednesday 2 November 2022 at 19:40:08 UTC
()
Proposer:
Authorizers:
Gas used:
23