[ https://issues.apache.org/jira/browse/GUACAMOLE-827?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael Jumper updated GUACAMOLE-827: ------------------------------------- Priority: Trivial (was: Major) > BlobWrite FileReader Busy State When Writing Data To VM > ------------------------------------------------------- > > Key: GUACAMOLE-827 > URL: https://issues.apache.org/jira/browse/GUACAMOLE-827 > Project: Guacamole > Issue Type: Bug > Components: guacamole-common-js > Affects Versions: 1.0.0 > Environment: Google Chrome > Reporter: James Caple > Priority: Trivial > Labels: newbie, patch > > When creating a custom HTML/JS Guacamole client to write files to a VM using > the BlobWriter JS class, an error similar to the following is generated > (error is from running the code in Google Chrome): > > zone.js:1495 Uncaught (in promise) DOMException: Failed to execute > 'readAsArrayBuffer' on 'FileReader': The object is already busy reading Blobs. > at _global.<computed>.<computed> [as readAsArrayBuffer] > (https://redacted/polyfills.6e39da16eddfecb84434.js:3830:60) > at readNextChunk (https://redacted/main.51a4f7c78afe09ae8d5e.js:168269:20) > at > push../src/app/components/core/desktop/js/BlobWriter.js.redacted.ArrayBufferWriter.sendMoreChunks > [as onack] (https://redacted/main.51a4f7c78afe09ae8d5e.js:168295:17) > at > push../node_modules/guacamole-common-js/dist/guacamole-common.js.Guacamole.OutputStream.stream.onack > (https://redacted/main.51a4f7c78afe09ae8d5e.js:168396:25) > at ack (https://redacted/main.51a4f7c78afe09ae8d5e.js:114024:28) > at > push../node_modules/guacamole-common-js/dist/guacamole-common.js.Guacamole.HTTPTunnel.tunnel.oninstruction > (https://redacted/main.51a4f7c78afe09ae8d5e.js:114685:13) > at XMLHttpRequest.parseResponse [as > __zone_symbol__ON_PROPERTYreadystatechange] > (https://redacted/main.51a4f7c78afe09ae8d5e.js:123910:40) > at XMLHttpRequest.wrapFn > (https://redacted/polyfills.6e39da16eddfecb84434.js:3667:39) > at > ZoneDelegate.push../node_modules/zone.js/dist/zone.js.ZoneDelegate.invokeTask > (https://redacted/polyfills.6e39da16eddfecb84434.js:2758:31) > at Object.onInvokeTask > ([https://redacted/main.51a4f7c78afe09ae8d5e.js:33312:33)] > > While a file would ultimately get written to the remote VM, it is never a > complete file given the error above, which seems to be indicative of the > asynchronous nature of the file transfer activity and the contentious use of > the BlobWriter FileReader object. -- This message was sent by Atlassian JIRA (v7.6.3#76005)