| Previous | Next |
| NS_E_WMPFLASH_INCOMPATIBLEVERSION | NS_E_NEED_CORE_REFERENCE |
NS_E_WMPOCXGRAPH_IE_DISALLOWS_ACTIVEX_CONTROLS
What the code tells you
NS_E_WMPOCXGRAPH_IE_DISALLOWS_ACTIVEX_CONTROLS means the Windows Media Player OCX graph is blocked by Internet Explorer security policy from creating required ActiveX content.
The result comes from the graph hosted inside the WMP ActiveX control with IE security-zone policy applied. A representative case is an embedded player loads but its graph cannot instantiate a nested legacy ActiveX renderer because the zone prohibits controls.
Evidence to preserve
hosting URL, zone mapping, ActiveX policy, kill-bit state, WMP OCX version, embedded media type, and whether the block occurs before graph creation.
Build a useful incident record
Reproduce without erasing context
- Record and verify: hosting URL, zone mapping, ActiveX policy, kill-bit state, WMP OCX version, embedded media type, and whether the block occurs before graph creation.
- Run the controlled comparison: use a static non-ActiveX test item in the same host to confirm that only control activation is blocked.
Comparison with adjacent conditions
| HRESULT | Meaning in the standard description |
|---|---|
NS_E_WMPFLASH_INCOMPATIBLEVERSION | To play the selected item, you must install a later version of the Adobe Flash Player; To download the Adobe Flash Player, go to the Adobe website. |
NS_E_WMPFLASH_CANT_FIND_COM_SERVER | To play the selected item, you must install the Adobe Flash Player; To download the Adobe Flash Player, go to the Adobe Web site. |
NS_E_IE_DISALLOWS_ACTIVEX_CONTROLS | Windows Media Player cannot play the file because your Internet security settings prohibit the use of ActiveX controls. |
Here, NS_E_IE_DISALLOWS_ACTIVEX_CONTROLS is the broader IE-host result, while this code identifies the WMP OCX graph path.
Resolution and proof
For this occurrence, replace ActiveX-dependent content; any legacy exception should be narrowly scoped to an isolated environment and approved policy.
Authoritative references
Looking for a different code? Search another status or error code.