Flow price: --
a658cf542fa375c549fe26ea9202cc3f6eb32c46c1d8399fd6cf53b9656951c3

Transaction

Hash: a658cf542fa375c549fe26ea9202cc3f6eb32c46c1d8399fd6cf53b9656951c3
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:
  --> a658cf542fa375c549fe26ea9202cc3f6eb32c46c1d8399fd6cf53b9656951c3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a658cf542fa375c549fe26ea9202cc3f6eb32c46c1d8399fd6cf53b9656951c3
Status:
ERROR
Block height:
40314275
Block id:
ec7f7d8c2ab76b7ea580018a611fe0d93ea4cc95ec5639a1cd2c3329a37202c0
Timestamp:
Friday 4 November 2022 at 23:58:02 UTC
()
Proposer:
Authorizers:
Gas used:
22