IllegalMonitorStateExceptionIllegalMonitorStateException
A thread attempts a monitor operation (wait, notify) without owning the object's monitor.
IOExceptionAn I/O operation fails or is interrupted.
A file, network, or stream operation encounters an error. This includes file not found, permission denied, network disconnection, or corrupted data. IOException is a checked exception that must be caught or declared.
Wrap I/O operations in try-catch blocks. Use try-with-resources to properly close streams. Check file paths and permissions before operations. Handle network timeouts and retries.
IllegalMonitorStateExceptionA thread attempts a monitor operation (wait, notify) without owning the object's monitor.
ConnectExceptionA connection to a remote host cannot be established.
CertificateExceptionA certificate-related error occurred during SSL/TLS operations.
EOFExceptionEnd of file or stream is reached unexpectedly.
ArrayIndexOutOfBoundsExceptionAn array is accessed with an index that is negative or greater than or equal to the array length.
AccessDeniedExceptionA file system operation is denied due to insufficient permissions.