Troubleshooting
Why Your Site Says Not Secure—and How to Fix It
Updated Sep 3, 2026
Fix
Diagnose the failure,
then fix it safely
Search errors, logs, and symptoms to get proven solutions. Follow step-by-step fixes, understand the cause, and verify with confidence.
Avoid pasting passwords, access tokens, private keys, or other secrets.
Start here — Get unstuck fast
I have an error messageSearch exact errors · 85My device is not workingHardware and driver issues · 5System is slow or laggingCPU, memory and I/O · 5Network / Wi-Fi issuesConnectivity problems · 6App / Service is crashingLogs and runtime failures · 2Kernel / Boot problemsBootloops, panic and init · 5
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How every Fix works
Identify the issue
Start with the exact error, log, or observable symptom.
Understand the cause
Connect evidence to known root causes before changing the system.
Apply the safest fix
Prefer reversible steps and clearly label destructive commands.
Verify and confirm
Run an explicit check and compare the expected result.
Existing library
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Commands and Packages
Read guide 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
Android
Read guide Fix – error: package R does not exist
When I was compiling one of our previously written android application, I got following error, This is … Read more
Commands and Packages
Read guide 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
Android
Read guide Solved : java.lang.OutOfMemoryError: Java heap space
When I was trying to compile latest repo sync Android source code ( Android 10 ), and … Read more
Android
Read guide Replacing old android application in Google Play [ Possible Errors ]
I had a previous application in google play at https://play.google.com/store/apps/details?id=com.wAgriConnect which need to be updated, I faced following … Read more
Android Applications
Read guide Solved: java.lang.UnsatisfiedLinkError: no hello in java.library.path
When we were developing the JNI example as mentioned in our another post, “Java Native Interface ( … Read more
Git
Read guide Fix – fatal: Unable to create ‘.git/shallow.lock’: File exists.
Today while trying to clone big repository using “git fetch” we encountered following error, “fetching iteration / … Read more
Compilation
Read guide 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
Android
Read guide 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
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