Flow price: --
915d9f77a042f4b402a90da454a18b8dae9b27207e1f8f598afbabc0b96417e7

Transaction

Hash: 915d9f77a042f4b402a90da454a18b8dae9b27207e1f8f598afbabc0b96417e7
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:
  --> 915d9f77a042f4b402a90da454a18b8dae9b27207e1f8f598afbabc0b96417e7:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
915d9f77a042f4b402a90da454a18b8dae9b27207e1f8f598afbabc0b96417e7
Status:
ERROR
Block height:
40299701
Block id:
c931fefadfdab97121a4181a3f4336915e796c80c8e346ce984b1dacdbd7f8eb
Timestamp:
Friday 4 November 2022 at 18:13:58 UTC
()
Proposer:
Authorizers:
Gas used:
22