Flow price: --
e7f9e0f859fa71fad7572c3570ef1b9b9590d445de3c437f092eecf4c67b724a

Transaction

Hash: e7f9e0f859fa71fad7572c3570ef1b9b9590d445de3c437f092eecf4c67b724a
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:
  --> e7f9e0f859fa71fad7572c3570ef1b9b9590d445de3c437f092eecf4c67b724a: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:
e7f9e0f859fa71fad7572c3570ef1b9b9590d445de3c437f092eecf4c67b724a
Status:
ERROR
Block height:
40532341
Block id:
c620aea641e07cf41d80b1337d80312c7a4d306cf7b0af742d86a202ee530de0
Timestamp:
Tuesday 8 November 2022 at 16:08:30 UTC
()
Proposer:
Authorizers:
Gas used:
23