Flow price: --
9eaf94f0e291adaf96e16dca16824a162bb7519a282b801a5e49d0092728bc67

Transaction

Hash: 9eaf94f0e291adaf96e16dca16824a162bb7519a282b801a5e49d0092728bc67
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9eaf94f0e291adaf96e16dca16824a162bb7519a282b801a5e49d0092728bc67:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9eaf94f0e291adaf96e16dca16824a162bb7519a282b801a5e49d0092728bc67
Status:
ERROR
Block height:
40043952
Block id:
e56d9047573e1089685809862181d26ac5b64e433842108138e2bc724a872cfb
Timestamp:
Monday 31 October 2022 at 11:19:55 UTC
()
Proposer:
Authorizers:
Gas used:
49