This is often an error concept that claims the variable x is just not defined. The shell has overlooked about every thing that came just before it was restarted. ● हर महीने पैसे चुकाकर ली जाने वाली सदस्यता का विकल्प देने वाले चैनलों से जुड़ें और उनकी मदद करें https://andresfbocb.bloguetechno.com/the-smart-trick-of-case-study-help-that-no-one-is-discussing-71123762