Flow price: --
8941cf2adc915f8e08b600120f2c5c6c9bfd06b7917a2fbe44c159ca6e193900

Transaction

Hash: 8941cf2adc915f8e08b600120f2c5c6c9bfd06b7917a2fbe44c159ca6e193900
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:
  --> 8941cf2adc915f8e08b600120f2c5c6c9bfd06b7917a2fbe44c159ca6e193900:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
8941cf2adc915f8e08b600120f2c5c6c9bfd06b7917a2fbe44c159ca6e193900
Status:
ERROR
Block height:
41162407
Block id:
33aa5178f9aafd6b1912a2d45091f3ed3cee666a6513c3342fd68821d829b957
Timestamp:
Saturday 19 November 2022 at 02:45:22 UTC
()
Proposer:
Authorizers:
Gas used:
25