Error download firmware

[Ost268]

When attempting to port, firmware does not load, even though IMEI is correct.

[Ost268]

ccwpck_require__(nccwpck_require.s=4177);module.exports=b})();

SyntaxError: Unexpected token '.'
at wrapSafe (internal/modules/cjs/loader.js:915:16)
at Module._compile (internal/modules/cjs/loader.js:963:27)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)
at Module.load (internal/modules/cjs/loader.js:863:32)
at Function.Module._load (internal/modules/cjs/loader.js:708:14)
at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:60:12)
at internal/main/run_main_module.js:17:47
X Failed to download the firmware for SM-F926B (EUX)