Update error-license-buffer.md

faq/general/error-license-buffer.md

@@ -17,10 +17,25 @@ When initializing the license for cloud hosted services, it is common to come ac
 
 This error occurs when Dynamsoft sdk attempts to write the license file to the local usr/home directory or Home directory, but is unable to do so due to lack of permission to read or write the license file in that directory.
 
-To resolve this issue, please set the license file cache path to a directory that your program has read and write permissions for.
+To resolve this issue, please set the license file cache path to a directory that your program has read and write permissions for. Please place the code before license initializtion.
 
 
-Code snippet in C++
+C++
 ```C++
 static int SetLicenseCachePath(const char* directoryPath)
-```
+```
+Python
+```Python
+LicenseManager.set_license_cache_path("DIRECTORY-PATH-FOR-LICENSE-CACHE")
+```
+Java
+```Java
+BarcodeReader.setLicenseCachePath("DIRECTORY-PATH-FOR-LICENSE-CACHE");
+```
+.NET
+```.NET
+LicenseManager.SetLicenseCachePath("DIRECTORY-PATH-FOR-LICENSE-CACHE");
+```
+
+For more language, please refer to [this page](https://www.dynamsoft.com/barcode-reader/docs/core/). Select the language and then navigate to API Reference -> DynamsoftLicense -> LicenseManager
+