16 solutions found
FATAL: remaining connection slots are reserved for non-replication superuser con Your app exhausted all available database connections. The quick fix is killing idle connections. Here's why it happens and how to stop it....
JavaScript eval error (SCRIPT5: Access is denied) This error pops up in IIS when eval() or new Function() tries to run code from a different security zone. Restrictive Content-Type headers or missing ...
Your iPhone or iPad keeps bouncing between Google and Safari when you search. It's usually one of three things, and I'll show you which ones actually ...
Invalid class name This error shows up in Bash or Python scripts when a variable or function name breaks naming rules. Here's how to spot and fix it fast....
InsufficientInstanceCapacity Your EC2 instance starts then stops right away with this error. It means AWS ran out of room for that instance type in that zone. Here's how to fix it...
You deploy an Azure VM and it hangs at 'Creating' for 30+ minutes with no error. Here's why and how to fix it....
Invalid class name This error shows up when Node.js tries to parse a CSS class name that starts with a number or has special chars. The fix is to use a valid class selec...
Uncaught SyntaxError: Invalid class name You're getting this error because your class name breaks JavaScript's naming rules. Here's how to fix it fast, plus why it happens....
A printer shows offline in Windows despite being on the same network. This guide covers causes like driver issues, power settings, and stalled print s...
TypeError: Cannot read property 'x' of undefined Stop guessing at nested object checks. This error hits when you try to access a property on something that's null or undefined. Here's the exact fix....
A printer shows offline in Windows despite being connected to the same network. This guide covers causes like driver issues, power settings, and port ...
Frustrating loop when loading a page on iPhone or iPad? The fix is usually clearing Safari cache or disabling a specific setting. Here's the real solu...
STATUS_ACCESS_VIOLATION Chrome's 'Aw, Snap!' with STATUS_ACCESS_VIOLATION means a tab tried to write to protected memory. Disable hardware acceleration, or update your graphi...
Browser stuck in redirect loop or throwing script errors? Usually bad cache, corrupt DNS, or a rogue browser extension. Here's how to kill it fast....
Google Search keeps redirecting to random pages or fails to run scripts. The fix is usually in Chrome settings or a rogue DNS provider....
A buggy site or stale cache causes Safari to hit a JS error, reload, then loop. Clear the cache or toggle JS – that’s the fix....