Build Error

[deep5050]

Error: /home/dipankar/linux-imx/oe-init-build-env doesn't exist!
Please run this script in oe-init-build-env's directory.
 
12) Starting Build Now.
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NOTE: depending on machine type, the build may take 1-7 hours to complete.`

It throws an error and still goes for the build! Is it okay?

10) Verify your selection
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i.MX Yocto Release              : 5.4.47_2.2.0 GA
Yocto branch                    : zeus
Wireless                        : CYW
fmac version                    : spiga
Target                          : imx6ull14x14evk
NXP i.MX EVK Part Number        : MCIMX6ULL-EVK
meta-murata-wireless Release Tag: imx-zeus-spiga_r1.0
DISTRO                          : fsl-imx-fb
Image                           : core-image-base 
Build Directory                 : build-imx6ullevk
 
Please verify your selection
Do you accept selected configurations ? Y/n: y

Any reply will be great