one or more constraints have not been satisfied - UI5 Eclipse error

 when all process is done completely on creating a UI5 project using Eclipse you may face the following error.

"one or more constraints have not been satisfied"



Solution for the same is:

Change the Compiler version in Eclipse, by default 1.4 will be selected as compiler.

To change it go through the following process:

Go to Eclipse's menu ----

 Windows->Preference ->Java-->Compiler->JDK Compiler

                                            Choose the compiler version as you have installed in system.