Flow price: --
215587c94a5248e9215d5a7e23d75067f30c2b6c58addf69ed5d3a9c2b3b4fb8

Transaction

Hash: 215587c94a5248e9215d5a7e23d75067f30c2b6c58addf69ed5d3a9c2b3b4fb8
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:
  --> 215587c94a5248e9215d5a7e23d75067f30c2b6c58addf69ed5d3a9c2b3b4fb8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
215587c94a5248e9215d5a7e23d75067f30c2b6c58addf69ed5d3a9c2b3b4fb8
Status:
ERROR
Block height:
41303642
Block id:
9d08a4e1ec7c23e5a95dd62ed9da8b0d7cd0b334c85d251affd03c834ee43092
Timestamp:
Monday 21 November 2022 at 09:32:14 UTC
()
Proposer:
Authorizers:
Gas used:
25