Flow price: --
78640d01b63b4e3b987a6498916c2d21c1e3ffb8b8e1989cc8665d82b62ac758

Transaction

Hash: 78640d01b63b4e3b987a6498916c2d21c1e3ffb8b8e1989cc8665d82b62ac758
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:
  --> 78640d01b63b4e3b987a6498916c2d21c1e3ffb8b8e1989cc8665d82b62ac758:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
78640d01b63b4e3b987a6498916c2d21c1e3ffb8b8e1989cc8665d82b62ac758
Status:
ERROR
Block height:
41642889
Block id:
4e375dafb0c8751c7ad7dd2393eb7a0ba782cf1ed950d60af94ba374d2e4a3bd
Timestamp:
Saturday 26 November 2022 at 20:55:52 UTC
()
Proposer:
Authorizers:
Gas used:
26