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Informix Error -50018

Cause and resolution

Cannot get the icon for a popup window. Returning NULL.

This message is generated by ixWindow::getIcon(). The program attempted to find out what the icon was for the popup window. Popup windows cannot have icons. The value NULL is returned.

Oninit® Troubleshooting Guidance

Reasons / Common Causes

-50018 fires in the GUI builder ("Window Painter") class library -- per the official guidance: This message is generated by ixWindow::getIcon(). The program attempted to find out what the icon was for the popup window. Popup windows cannot have icons. The value NULL is returned.

  1. Cannot get the icon for a popup window. Returning NULL -- an invalid argument, state, or NULL value reaching ixWindow::getIcon(), per the official guidance.
Solutions / Resolution
  1. Review the application's call to ixWindow::getIcon() against the condition described above, and correct the argument, object state, or configuration involved, per the official guidance.
Examples
N/A

No specific triggering statement is documented beyond the GUI builder class library condition named in the official text.

Diagnostic Checks
  1. Check the application's use of ixWindow::getIcon(), against the specific condition the official text describes.
Related Errors / Related Topics

No closely related error codes are cross-referenced for -50018 in this set yet.

Cannot get the icon for a popup window. Returning NULL.