# Troubleshooting Here are some common issues and their solutions: | Issue | Solution | | ------------------------ | ------------------------------------------------------------------------------------------ | | SDK initialization fails | Check your internet connection and ensure you have the correct API keys | | Ads not loading | Verify that your placement IDs are correct and that your app has the necessary permissions | | Poor ad fill rate | Consider adjusting your targeting parameters or try different ad formats | ### Best Practices * Initialize the SDK as early as possible in your app's lifecycle * Cache ads in advance for a smoother user experience * Implement multiple ad formats to maximize revenue * Test ads in development mode before releasing your app * Monitor ad performance regularly and make adjustments as needed --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://ios-docs.adster.tech/troubleshooting.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.