Flow price: --
8f261152331789b097bec2320c181a61efb9d2d6cca613eda1f07e57b39db305

Transaction

Hash: 8f261152331789b097bec2320c181a61efb9d2d6cca613eda1f07e57b39db305
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:
  --> 8f261152331789b097bec2320c181a61efb9d2d6cca613eda1f07e57b39db305:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
8f261152331789b097bec2320c181a61efb9d2d6cca613eda1f07e57b39db305
Status:
ERROR
Block height:
40664202
Block id:
6688b2059618c1edeace11270edb70a3c96d1634a5fe033c57ae3f62dc0edb7a
Timestamp:
Thursday 10 November 2022 at 21:24:15 UTC
()
Proposer:
Authorizers:
Gas used:
22