Flow price: --
663a94847b72cf063df1886a157cfeb9c7b87b551ea2a8daebba84a0d6e5d97e

Transaction

Hash: 663a94847b72cf063df1886a157cfeb9c7b87b551ea2a8daebba84a0d6e5d97e
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:
  --> 663a94847b72cf063df1886a157cfeb9c7b87b551ea2a8daebba84a0d6e5d97e: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:
663a94847b72cf063df1886a157cfeb9c7b87b551ea2a8daebba84a0d6e5d97e
Status:
ERROR
Block height:
40357170
Block id:
fac37608ad34993722258ea919f93a04859ad2cb6b949b3840cb86a3ee452ca0
Timestamp:
Saturday 5 November 2022 at 17:18:43 UTC
()
Proposer:
Authorizers:
Gas used:
23