grunt package an error occurred

[hnbzlb]

build\angular.js:4555: WARNING - Throw expression is not a minErr instance.
throw err;
^

build\angular.js:11393: WARNING - Throw expression is not a minErr instance.
throw e;
^

build\angular.js:12901: WARNING - Throw expression is not a minErr instance.
throw e;
^

build\angular.js:16887: WARNING - Throw expression is not a minErr instance.
throw e;
^

build\angular.js:19533: WARNING - If this if/for/while really shouldnt have a bo
dy, use {}
for (i = 0; numStr.charAt(i) == ZERO_CHAR; i++);
^

0 error(s), 5 warning(s)

[Narretz]

These are warnings, you can ignore them. The last one should be fixable though.

[hnbzlb]

right, thank you!