Flow price: --
69b2435aad918a29bd42da7446d4c3e7e6f2aaf9d9d006968c24619e4dea02f4

Transaction

Hash: 69b2435aad918a29bd42da7446d4c3e7e6f2aaf9d9d006968c24619e4dea02f4
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:
  --> 69b2435aad918a29bd42da7446d4c3e7e6f2aaf9d9d006968c24619e4dea02f4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
69b2435aad918a29bd42da7446d4c3e7e6f2aaf9d9d006968c24619e4dea02f4
Status:
ERROR
Block height:
41618011
Block id:
8f24adcf48d561d5059271cf50ac7e38c602352b73c2a2c1958a1a3c4c391ca1
Timestamp:
Saturday 26 November 2022 at 11:16:35 UTC
()
Proposer:
Authorizers:
Gas used:
24