regex101: Callstack parent caller

at the literal text at (case sensitive)

Group 1(\w+\.)

\w+any word character, repeated at least once

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Group 2(\w+\.)*

*repeats the group contents below any number of times:

\w+any word character, repeated at least once

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

createChildControlsAsyncthe literal text createChildControlsAsync (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Search reference

Regular Expression

at (\w+\.)(\w+\.)*createChildControlsAsync

New

Error
    at EndlessScrollingRepeater.Control.ensureChildControls (sharespace.js?v=14506632:2296)
    at EndlessScrollingRepeater.Control.init (sharespace.js?v=14506632:2278)
    at NewsTileListWebPart.Control.addChild (sharespace.js?v=14506632:2417)
    at Array.<anonymous> (sharespace.js?v=14506632:17421)
    at c (sharespace.js?v=14506632:4)
    at Object.add [as done] (sharespace.js?v=14506632:4)
    at NewsTileListWebPart.NewsListWebPart.createChildControlsAsync (sharespace.js?v=14506632:17404)
    at _renderCallback (sharespace.js?v=14506632:2437)
    at <anonymous>:1:69