Flow price: --
efd21f8c13a4e62a5c8c16872d3fcc7f143afe2509689f6b03ebe6838c6eea7d

Transaction

Hash: efd21f8c13a4e62a5c8c16872d3fcc7f143afe2509689f6b03ebe6838c6eea7d
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:
  --> efd21f8c13a4e62a5c8c16872d3fcc7f143afe2509689f6b03ebe6838c6eea7d:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


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