--- a/deps/npm/lib/install/inflate-shrinkwrap.js        2019-05-31 19:25:59.065933903 +0300
+++ a/deps/npm/lib/install/inflate-shrinkwrap.js        2019-05-31 18:53:57.623790927 +0300
@@ -74,7 +74,9 @@
 }

 function tarballToVersion (name, tb) {
-  const registry = quotemeta(npm.config.get('registry'))
+  var x = npm.config.get('registry');
+  if ( x === null) x = '';
+  const registry = quotemeta(x)
     .replace(/https?:/, 'https?:')
     .replace(/([^/])$/, '$1/')
   let matchRegTarball