Flow price: --
86c21126f1a070cf42dc85dafcc869c87e0bbe18d3950f20d67ee9ed929d5b33

Transaction

Hash: 86c21126f1a070cf42dc85dafcc869c87e0bbe18d3950f20d67ee9ed929d5b33
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:
  --> 86c21126f1a070cf42dc85dafcc869c87e0bbe18d3950f20d67ee9ed929d5b33:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
86c21126f1a070cf42dc85dafcc869c87e0bbe18d3950f20d67ee9ed929d5b33
Status:
ERROR
Block height:
41168690
Block id:
d749c35ea5233dec1a501746b26c5b4da3f4f525553c76bf174224617a200445
Timestamp:
Saturday 19 November 2022 at 05:12:18 UTC
()
Proposer:
Authorizers:
Gas used:
22