ng update @angular/fire migration failed (7.0.3) - The "path" argument must be of type string #2924
Description
Version info
Angular: 12
Firebase: 8.1.0 (before migration)
AngularFire: 6.1.5 (before migration)
Steps to set up and reproduce
Run ng update@angular/fire in an existing angular firebase project
Debug output
❯ Update @angular/fire to v7. ✖ Migration failed: The "path" argument must be of type string. Received undefined See "/private/var/folders/_8/g0bkbl8s2pj6wyzc3g76rfhr0000gn/T/ng-St0QKH/angular-errors.log" for further details.
The log file shows →
[error] TypeError [ERR_INVALID_ARG_TYPE]: The "path" argument must be of type string. Received undefined at validateString (internal/validators.js:124:11) at Object.join (path.js:1110:7) at /Users/Azlan_Mac/Desktop/Dev/Project-X/node_modules/@angular/fire/schematics/update/v7/index.js:45:77 at Array.map (<anonymous>) at /Users/Azlan_Mac/Desktop/Dev/Project-X/node_modules/@angular/fire/schematics/update/v7/index.js:45:58 at MergeMapSubscriber.project (/Users/Azlan_Mac/Desktop/Dev/Project-X/node_modules/@angular-devkit/schematics/src/rules/call.js:75:24) at MergeMapSubscriber._tryNext (/Users/Azlan_Mac/Desktop/Dev/Project-X/node_modules/rxjs/internal/operators/mergeMap.js:67:27) at MergeMapSubscriber._next (/Users/Azlan_Mac/Desktop/Dev/Project-X/node_modules/rxjs/internal/operators/mergeMap.js:57:18) at MergeMapSubscriber.Subscriber.next (/Users/Azlan_Mac/Desktop/Dev/Project-X/node_modules/rxjs/internal/Subscriber.js:66:18) at Observable._subscribe (/Users/Azlan_Mac/Desktop/Dev/Project-X/node_modules/rxjs/internal/util/subscribeToArray.js:5:20)
Expected behavior
Should migrate to Angular Fire 7 & Firebase 9
Actual behavior
Migration is failing.
Please note that when migrating using version 7.0.1 of the schematics, the migration was successful (after cleaning up the issues related to the schematic updating imports in files outside the project's scope).