Change:
In terminal, ctrl+click at , will open the file without problems, but using an anchor , gives the following error: !
This is actually a request for to indicate line number which we haven't had requested before. Right now it's considered to be part of the file name.

Discussion:
// - ColEnd  = 789 // // These all support single quote ' in the place of " and [] in the place of () <ins> // // See the tests for an exhaustive list of all supported formats </ins> const lineAndColumnRegexClauses = [ // foo:339 // foo:339:12 // foo:339:12-789 <ins> // foo:339:12-341.789 </ins> // foo:339.12 // foo 339 // foo 339:12                              [#140780] // foo 339.12 <ins> // foo#339 // foo#339:12                              [#190288] // foo#339.12 </ins> // "foo",339 // "foo",339:12 // "foo",339.12 // "foo",339.12-789 // "foo",339.12-341.789 <del> `(?::| |['"],)${r()}([:.]${c()}(?:-(?:${re()}.)?${ce()})?)?` + eolSuffix, </del> <ins> `(?::|#| |['"],)${r()}([:.]${c()}(?:-(?:${re()}.)?${ce()})?)?` + eolSuffix, </ins> // The quotes below are optional           [#171652] // "foo", line 339                         [#40468] // "foo", line 339, col 12

{ link: 'foo:339', prefix: undefined, suffix: ':339', hasRow: true, hasCol: false }, { link: 'foo:339:12', prefix: undefined, suffix: ':339:12', hasRow: true, hasCol: true }, { link: 'foo:339:12-789', prefix: undefined, suffix: ':339:12-789', hasRow: true, hasCol: true, hasRowEnd: false, hasColEnd: true }, <del> { link: 'foo:339.12-341.789', prefix: undefined, suffix: ':339.12-341.789', hasRow: true, hasCol: true, hasRowEnd: true, hasColEnd: true }, </del> { link: 'foo:339.12', prefix: undefined, suffix: ':339.12', hasRow: true, hasCol: true }, { link: 'foo:339.12-789', prefix: undefined, suffix: ':339.12-789', hasRow: true, hasCol: true, hasRowEnd: false, hasColEnd: true }, { link: 'foo:339.12-341.789', prefix: undefined, suffix: ':339.12-341.789', hasRow: true, hasCol: true, hasRowEnd: true, hasColEnd: true }, <ins> { link: 'foo#339', prefix: undefined, suffix: '#339', hasRow: true, hasCol: false }, { link: 'foo#339:12', prefix: undefined, suffix: '#339:12', hasRow: true, hasCol: true }, { link: 'foo#339:12-789', prefix: undefined, suffix: '#339:12-789', hasRow: true, hasCol: true, hasRowEnd: false, hasColEnd: true }, { link: 'foo#339.12', prefix: undefined, suffix: '#339.12', hasRow: true, hasCol: true }, { link: 'foo#339.12-789', prefix: undefined, suffix: '#339.12-789', hasRow: true, hasCol: true, hasRowEnd: false, hasColEnd: true }, { link: 'foo#339.12-341.789', prefix: undefined, suffix: '#339.12-341.789', hasRow: true, hasCol: true, hasRowEnd: true, hasColEnd: true }, </ins> { link: 'foo 339', prefix: undefined, suffix: ' 339', hasRow: true, hasCol: false }, { link: 'foo 339:12', prefix: undefined, suffix: ' 339:12', hasRow: true, hasCol: true }, { link: 'foo 339:12-789', prefix: undefined, suffix: ' 339:12-789', hasRow: true, hasCol: true, hasRowEnd: false, hasColEnd: true }, <del> { link: 'foo 339:12-341.789', prefix: undefined, suffix: ' 339:12-341.789', hasRow: true, hasCol: true, hasRowEnd: true, hasColEnd: true }, </del> { link: 'foo 339.12', prefix: undefined, suffix: ' 339.12', hasRow: true, hasCol: true }, { link: 'foo 339.12-789', prefix: undefined, suffix: ' 339.12-789', hasRow: true, hasCol: true, hasRowEnd: false, hasColEnd: true }, { link: 'foo 339.12-341.789', prefix: undefined, suffix: ' 339.12-341.789', hasRow: true, hasCol: true, hasRowEnd: true, hasColEnd: true },

{ urlFormat: '{0} [{1}, {2}]', line: '5', column: '3' }, { urlFormat: '{0}: [{1}, {2}]', line: '5', column: '3' }, { urlFormat: '{0}",{1}', line: '5' }, <del> { urlFormat: '{0}',{1}', line: '5' } </del> <ins> { urlFormat: '{0}',{1}', line: '5' }, { urlFormat: '{0}#{1}', line: '5' }, { urlFormat: '{0}#{1}:{2}', line: '5', column: '5' } </ins> ]; const windowsFallbackLinks: (string | { link: string; resource: URI })[] = [