Flow price: --
f83f81f8f5ea190199eff2e1fae59ad83c7b475fa61859d6d039fa9bf9f903e1

Transaction

Hash: f83f81f8f5ea190199eff2e1fae59ad83c7b475fa61859d6d039fa9bf9f903e1
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:
  --> f83f81f8f5ea190199eff2e1fae59ad83c7b475fa61859d6d039fa9bf9f903e1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f83f81f8f5ea190199eff2e1fae59ad83c7b475fa61859d6d039fa9bf9f903e1
Status:
ERROR
Block height:
40880754
Block id:
9d5880e295c02c0ae253f2166bbcc3ba9caaf2afa1870e399ce48e309a2b4271
Timestamp:
Monday 14 November 2022 at 12:29:15 UTC
()
Proposer:
Authorizers:
Gas used:
23