Solve : undefined reference to `MD5_Init’
If you are compiling a c propgram which calculates MD5 using a c program, there are higher … Read more
Lynxbee topic
Errors & Failures
Solved: System.out: android.os.NetworkOnMainThreadException
In Android application, if you are doing some network operations like download from some external website or … Read more
Fix curl/curl.h Missing on Ubuntu C Builds
The `curl` command is not the libcurl development kit. Current Ubuntu builds normally need `libcurl4-openssl-dev`, which supplies headers and build metadata. Use pkg-config or CMake’s CURL target so transitive link flags and non-default installation paths remain correct.
Fix openssl/ssl.h Missing on Ubuntu Builds
The OpenSSL command and runtime library are not enough to compile C/C++ code. Ubuntu puts headers, unversioned linker files, and pkg-config metadata in `libssl-dev`. Install it for the correct architecture, then let pkg-config or CMake supply paths instead of hard-coding `/usr/include`.
What is m4 and How to Fix: “m4: command not found” error
If you have installed fresh Ubuntu on your development machine and tried to compile some opensource source … Read more
Solved : fatal error: pcap.h: No such file or directory
If you are writing some packet sniffing code using libpcap on Ubuntu Linux, there are higher chances … Read more
Solved: No value has been specified for property ‘lintClassPath’
While I was developing small code for checking device information, after I edited our sample code downloaded … Read more
Solved: ImportError: No module named requests
When we tried to run a python script to check upnp information from https://github.com/lynxbee/upnp_info/blob/master/upnp_info.py on Ubuntu, we … Read more
Solved : java.lang.OutOfMemoryError: Java heap space
When I was trying to compile latest repo sync Android source code ( Android 10 ), and … Read more
Fix “buildOutput.apkData must not be null” Safely
The internal `buildOutput.apkData must not be null` exception belongs mainly to older Android Studio 3.5-era builds. A project-local clean often repaired stale APK metadata, but modern diagnosis should first identify the exact Gradle wrapper, Android Gradle Plugin, JDK, IDE, task, and plugin combination.
Resolve : fatal error: curses.h: No such file or directory
Whenever you are trying to do kernel menuconfig very first time after installation of Ubuntu, its chances … Read more
Solved: “Error: The logging tag can be at most 23 characters, was”
Have you ever seen an error like, “Error: The logging tag can be at most 23 characters, … Read more
Resolve : undefined reference to `pcap_lookupdev’
If you are trying to compile any network packet capturing related program, there are higher chances you … Read more
Debugging using C macros __FILE__ and __func__ and __LINE__
Following program shows a sample example of how we can use C macros __FILE__ , __func__ and … Read more
Resolve: error: initializer element is not constant
Sometimes during complex programing, there are chances we make some mistakes during hurry to write and complete … Read more
Error Handling in C programs using errno, perror and strerror
The perror() function produces a message on standard error describing the last error encountered during a call … Read more