Flow price: --
b1188d22fdc88e3c580e42739c45ad3d4a7fa58b298e1b0e16c48b08ba1aeba5

Transaction

Hash: b1188d22fdc88e3c580e42739c45ad3d4a7fa58b298e1b0e16c48b08ba1aeba5
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:
  --> b1188d22fdc88e3c580e42739c45ad3d4a7fa58b298e1b0e16c48b08ba1aeba5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b1188d22fdc88e3c580e42739c45ad3d4a7fa58b298e1b0e16c48b08ba1aeba5
Status:
ERROR
Block height:
40779604
Block id:
8951828265a59786945f311305338c4be2c4b3ab06a52dbb7db599876631a2d6
Timestamp:
Saturday 12 November 2022 at 20:06:27 UTC
()
Proposer:
Authorizers:
Gas used:
26