There are multiple sites online that have helpful tips and tutorials to help you with your site creation and anything WordPress.
Our team are not developers and we can only provide limited troubleshooting suggestions
We suggest to check out the WordPress Codex as a good site for information related to WordPress
If your question revolve around your Plugins or Theme, the creator of these tools should be contacted instead for more direct assistance. The Author information is available on the download page and most Plugins and Themes also have a support area to help you further.
For more information about your sites errors, you can have a look at Where can I find my Sites Error Logs