Flow price: --
f91a182b40adc696f02adef654cf79c08ccd557093e546e254e1a8dde49be5cb

Transaction

Hash: f91a182b40adc696f02adef654cf79c08ccd557093e546e254e1a8dde49be5cb
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:
  --> f91a182b40adc696f02adef654cf79c08ccd557093e546e254e1a8dde49be5cb: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:
f91a182b40adc696f02adef654cf79c08ccd557093e546e254e1a8dde49be5cb
Status:
ERROR
Block height:
40462668
Block id:
e5833638e8a74a067f4eab51f0bbb79f646c3ea0c813f525907ac833bd2c1ba5
Timestamp:
Monday 7 November 2022 at 12:04:35 UTC
()
Proposer:
Authorizers:
Gas used:
26