我这也是这样，真机调试不行，PC端开发下是可以的。 [图片] VM902:2 appServiceSDKScriptError Invalid attempt to spread non-iterable instance. In order to be iterable, non-array objects must have a [Symbol.iterator]() method.; at wx.previewImage TypeError: Invalid attempt to spread non-iterable instance. In order to be iterable, non-array objects must have a [Symbol.iterator]() method.     at eval (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:637683)     at a (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:637833)     at eval (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:1006853)     at d (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:678898)     at c (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:678582)     at a (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:677165)     at t (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:1006797)     at Object.$i (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:1006919)     at Object.eval (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:614035)     at Object.p.<computed> [as previewImage] (eval at n.call.document (http://127.0.0.1:16661/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:982648)