Flow price: --
e3f8599e5c9999462cd4efe23712c98e98d7a2cd7a7c59cdb361b8376ffed673

Transaction

Hash: e3f8599e5c9999462cd4efe23712c98e98d7a2cd7a7c59cdb361b8376ffed673
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e3f8599e5c9999462cd4efe23712c98e98d7a2cd7a7c59cdb361b8376ffed673:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
e3f8599e5c9999462cd4efe23712c98e98d7a2cd7a7c59cdb361b8376ffed673
Status:
ERROR
Block height:
39730724
Block id:
f8be868901c4bf5ada2dd6caef63d045aa9d23427f6cea29409071b96abd694d
Timestamp:
Wednesday 26 October 2022 at 05:40:59 UTC
()
Proposer:
Authorizers:
Gas used:
48