Why is the CAPTCHA image not displayed?

Error message

Notice: Undefined index: cms_login_title in prijava_1ka_block_view() (line 265 of /var/www/1ka.si/www/frontend/drupal/sites/all/modules/prijava_1ka/prijava_1ka.module).

The issue of a missing CAPTCHA image upon registration or in the survey itself occasionally occurs in certain versions of browsers, most often in Google Chrome.

We recommend you first delete your browser cookies and try registering again. If the problem persists, we recommend you upgrade your browser to the latest version or change the browser. We recommend Mozilla Firefox.

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