Unable to Save image in iOS device using Photo Libraby

[Pratikshakhandagale]

Error - ERROR: Method 'requestAuthorization:' not defined in Plugin 'PhotoLibrary' and
same issue facing for SaveImage Function.

Few details:

• Ionic 3
• Plugin version : PhotoLibrary ^2.2.1

Working fine in Android device but not working on iPhone 5s , iPhone 7(12.3.1) and other device.

[Scobee]

@Pratikshakhandagale how were you able to build this for IOS? After installing this plugin, I get an error:
[15:22:47] ionic-app-script task: "build"
[15:22:47] TypeError: compiler_1.isFormattedError is not a function
TypeError: compiler_1.isFormattedError is not a function
at syntaxErrorToDiagnostics (/Volumes/Work/Projects/Adservio/adservioapp/node_modules/@angular/compiler-cli/src/transformers/program.js:798:25)
at AngularCompilerProgram._addStructuralDiagnostics (/Volumes/Work/Projects/Adservio/adservioapp/node_modules/@angular/compiler-cli/src/transformers/program.js:485:49)
at AngularCompilerProgram._createProgramOnError (/Volumes/Work/Projects/Adservio/adservioapp/node_modules/@angular/compiler-cli/src/transformers/program.js:477:18)
at /Volumes/Work/Projects/Adservio/adservioapp/node_modules/@angular/compiler-cli/src/transformers/program.js:151:48