Flow price: --
d8b8f9c2d7846e5c6e43aeb3a28aeace14c05c2198c814be4c3e1804957a9033

Transaction

Hash: d8b8f9c2d7846e5c6e43aeb3a28aeace14c05c2198c814be4c3e1804957a9033
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d8b8f9c2d7846e5c6e43aeb3a28aeace14c05c2198c814be4c3e1804957a9033:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d8b8f9c2d7846e5c6e43aeb3a28aeace14c05c2198c814be4c3e1804957a9033
Status:
ERROR
Block height:
39846110
Block id:
928c9f2b1d28b1d493bb05d139bcbd056f93e127729fa60a05fb132fa58ebc2a
Timestamp:
Friday 28 October 2022 at 04:11:46 UTC
()
Proposer:
Authorizers:
Gas used:
46