Java developers often utilize native libraries compiled for specific platforms to enhance performance and integrate with hardware, facilitated by the Java Native Interface (JNI) which bridges Java code with native libraries in languages like C and C++. A common challenge encountered is the UnsatisfiedLinkError runtime error, which occurs when the Java Virtual Machine (JVM) fails to locate the appropriate native library at runtime. This issue can arise from incorrect library paths or missing filenames and is typically resolved by ensuring the correct setting of the java.library.path property or PATH environment variable. Developers might use System.load() for specifying full paths to libraries as a workaround. Additionally, tools like Rollbar offer real-time error monitoring and management, aiming to ease the process of handling such errors in Java applications.