webviewer 7.1, 7.2 have error on chrome version 87, but webviewer version 6 still work fine

webviewer 7.2 library can open pdf in edge for chormium but have this error on chrome version 87

Your server or browser has not been configured to serve WebAssembly threads. See https://www.pdftron.com/enabling_wasm-threads for instructions on how to resolve this.

TypeError: Cannot perform Construct on a detached ArrayBuffer
at Int8Array.subarray ()
at u.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:158:428)
at Object.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:170:44)
at Object.read (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:84953)
at Object.doReadv (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:106821)
at ___syscall145 (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:108792)
at :wasm-function[19347]:0x80e924
at :wasm-function[1356]:0x7d8fd
at :wasm-function[33232]:0xfd0791
at :wasm-function[33233]:0xfd07a8

TypeError: Cannot perform Construct on a detached ArrayBuffer
at Int8Array.subarray ()
at u.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:158:428)
at Object.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:170:44)
at Object.read (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:84953)
at Object.doReadv (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:106821)
at ___syscall145 (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:108792)
at :wasm-function[19347]:0x80e924
at :wasm-function[1356]:0x7d8fd
at :wasm-function[33232]:0xfd0791
at :wasm-function[33233]:0xfd07a8

TypeError: Cannot perform Construct on a detached ArrayBuffer
at Int8Array.subarray ()
at u.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:158:428)
at Object.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:170:44)
at Object.read (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:84953)
at Object.doReadv (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:106821)
at ___syscall145 (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:108792)
at :wasm-function[19347]:0x80e924
at :wasm-function[1356]:0x7d8fd
at :wasm-function[33232]:0xfd0791
at :wasm-function[33233]:0xfd07a8

TypeError: Cannot perform Construct on a detached ArrayBuffer
at Int8Array.subarray ()
at u.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:158:428)
at Object.read (http://dev.conzol.com/pdfeditor/assets/lib/core/pdf/PDFworker.js?isfull=true&disableLogs=0:170:44)
at Object.read (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:84953)
at Object.doReadv (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:106821)
at ___syscall145 (blob:http://dev.conzol.com/e7b04287-99ca-4285-b167-10e6d877474d:1:108792)
at :wasm-function[19347]:0x80e924
at :wasm-function[1356]:0x7d8fd
at :wasm-function[33232]:0xfd0791
at :wasm-function[33233]:0xfd07a8

CoreControls.js:190 abort({}). Build with -s ASSERTIONS=1 for more info.

Hi there,

Thank you for reporting this error, we will investigate this fix this as soon as possible.

Sardor Isakov
Software Developer
PDFTron Systems, Inc.