Flow price: --
289d91a6e8d6013a63b22f7fee3a1f808bae3247cce20e41b6cf863a6ba957b2

Transaction

Hash: 289d91a6e8d6013a63b22f7fee3a1f808bae3247cce20e41b6cf863a6ba957b2
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:
  --> 289d91a6e8d6013a63b22f7fee3a1f808bae3247cce20e41b6cf863a6ba957b2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
289d91a6e8d6013a63b22f7fee3a1f808bae3247cce20e41b6cf863a6ba957b2
Status:
ERROR
Block height:
40349882
Block id:
c1340a34f3eda443a848e4d58f5385af860cd812ed3166728aca06086ffdabe8
Timestamp:
Saturday 5 November 2022 at 14:21:39 UTC
()
Proposer:
Authorizers:
Gas used:
25