{"action":"created","issue":{"url":"https://api.github.com/repos/node-opcua/node-opcua/issues/224","repository_url":"https://api.github.com/repos/node-opcua/node-opcua","labels_url":"https://api.github.com/repos/node-opcua/node-opcua/issues/224/labels{/name}","comments_url":"https://api.github.com/repos/node-opcua/node-opcua/issues/224/comments","events_url":"https://api.github.com/repos/node-opcua/node-opcua/issues/224/events","html_url":"https://github.com/node-opcua/node-opcua/issues/224","id":162892392,"number":224,"title":"Problems with Simple Server on Intel Edison ","user":{"login":"Alexi16","id":20123005,"avatar_url":"https://avatars.githubusercontent.com/u/20123005?v=3","gravatar_id":"","url":"https://api.github.com/users/Alexi16","html_url":"https://github.com/Alexi16","followers_url":"https://api.github.com/users/Alexi16/followers","following_url":"https://api.github.com/users/Alexi16/following{/other_user}","gists_url":"https://api.github.com/users/Alexi16/gists{/gist_id}","starred_url":"https://api.github.com/users/Alexi16/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Alexi16/subscriptions","organizations_url":"https://api.github.com/users/Alexi16/orgs","repos_url":"https://api.github.com/users/Alexi16/repos","events_url":"https://api.github.com/users/Alexi16/events{/privacy}","received_events_url":"https://api.github.com/users/Alexi16/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/node-opcua/node-opcua/labels/bug","name":"bug","color":"fc2929"}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":{"url":"https://api.github.com/repos/node-opcua/node-opcua/milestones/12","html_url":"https://github.com/node-opcua/node-opcua/milestones/version%20v0.0.56","labels_url":"https://api.github.com/repos/node-opcua/node-opcua/milestones/12/labels","id":1841518,"number":12,"title":"version v0.0.56","description":null,"creator":{"login":"erossignon","id":680220,"avatar_url":"https://avatars.githubusercontent.com/u/680220?v=3","gravatar_id":"","url":"https://api.github.com/users/erossignon","html_url":"https://github.com/erossignon","followers_url":"https://api.github.com/users/erossignon/followers","following_url":"https://api.github.com/users/erossignon/following{/other_user}","gists_url":"https://api.github.com/users/erossignon/gists{/gist_id}","starred_url":"https://api.github.com/users/erossignon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/erossignon/subscriptions","organizations_url":"https://api.github.com/users/erossignon/orgs","repos_url":"https://api.github.com/users/erossignon/repos","events_url":"https://api.github.com/users/erossignon/events{/privacy}","received_events_url":"https://api.github.com/users/erossignon/received_events","type":"User","site_admin":false},"open_issues":3,"closed_issues":1,"state":"open","created_at":"2016-06-21T20:26:46Z","updated_at":"2016-06-29T17:50:01Z","due_on":null,"closed_at":null},"comments":1,"created_at":"2016-06-29T10:27:34Z","updated_at":"2016-06-29T17:50:04Z","closed_at":null,"body":"Hello!\r\n\r\nI followed the steps in the \"Creating a Simple Server\" tutorial to get an OPC UA server on my Intel Edison. I am able to start the server. But I can't connect it to my OPC UA client (Sample Client from OPC Foundation, running on Windows 7).\r\n\r\nWith Wireshark I found out that the GetEndpointRequest works. The problem is at creating the communication channel. The last message sent was ActivateSessionRequest. Afterwards, I get this error on the Intel Edison:\r\n\r\n```\r\n/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/datamodel/variant_tools.js:90\r\n            return typeof value === \"string\" || util.isNullOrUndefined(value);\r\n                                                     ^\r\nTypeError: Object #<Object> has no method 'isNullOrUndefined'\r\n    at isValidScalarVariant (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/datamodel/variant_tools.js:90:54)\r\n    at isValidVariant (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/datamodel/variant_tools.js:151:20)\r\n    at Object.Variant_Schema.construct_hook (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/schemas/Variant_schema.js:384:18)\r\n    at new Variant (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/_generated_/_auto_generated_Variant.js:99:22)\r\n    at UAVariable._bindComponent.prop.bindVariable.timestamped_get [as _timestamped_get_func] (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/address_space/ua_variable.js:1350:41)\r\n    at UAVariable._Variable_bind_with_timestamped_get (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/address_space/ua_variable.js:915:33)\r\n    at bind_getter (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/address_space/ua_variable.js:1034:45)\r\n    at UAVariable.bindVariable (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/address_space/ua_variable.js:1210:5)\r\n    at _bindComponent (/home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/address_space/ua_variable.js:1323:10)\r\n    at /home/myedisonserver/nodeexamples2/myserver/node_modules/node-opcua/lib/address_space/ua_variable.js:1461:17\r\n```\r\n\r\nWhat does this error mean? Is it possible that nodeopcua needs a special version of node? My version on the Intel Edison is 0.10.28 for node and 1.4.9 for npm."},"comment":{"url":"https://api.github.com/repos/node-opcua/node-opcua/issues/comments/229434532","html_url":"https://github.com/node-opcua/node-opcua/issues/224#issuecomment-229434532","issue_url":"https://api.github.com/repos/node-opcua/node-opcua/issues/224","id":229434532,"user":{"login":"erossignon","id":680220,"avatar_url":"https://avatars.githubusercontent.com/u/680220?v=3","gravatar_id":"","url":"https://api.github.com/users/erossignon","html_url":"https://github.com/erossignon","followers_url":"https://api.github.com/users/erossignon/followers","following_url":"https://api.github.com/users/erossignon/following{/other_user}","gists_url":"https://api.github.com/users/erossignon/gists{/gist_id}","starred_url":"https://api.github.com/users/erossignon/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/erossignon/subscriptions","organizations_url":"https://api.github.com/users/erossignon/orgs","repos_url":"https://api.github.com/users/erossignon/repos","events_url":"https://api.github.com/users/erossignon/events{/privacy}","received_events_url":"https://api.github.com/users/erossignon/received_events","type":"User","site_admin":false},"created_at":"2016-06-29T17:50:04Z","updated_at":"2016-06-29T17:50:04Z","body":"Good spot. the issue is with nodejs 0.10.28 that doesn't provide the isNullOrUndefined utility function. \r\n\r\nNote that we would like to drop support for very old version of node. Do you know what is the newest version of node currently supported by Intel Edison ?\r\n\r\n"}}
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