what is console environment?

Question

when i put my Fitness desktop application codes in netbeans(IDE) i got java.lang.nullpointerexception error . same codes i written in sololearn playground it work's but it doesn't work's in neatbeans (IDE). when is i search error on google is say's "In order for it to work, you have to run your code in a console environment". so that i am asking i first time see console environment work . so not even 1% know about it. please help

Answer 1

what are you making?
console environments are basically cmd in windows(command prompt)