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Re: Unknown error on write request?
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Re: Unknown error on write request?


  • Subject: Re: Unknown error on write request?
  • From: Etan Kissling <email@hidden>
  • Date: Mon, 07 Oct 2013 22:07:19 +0000
  • Thread-topic: Unknown error on write request?

<3

On 08.10.2013, at 00:06, Andras Kovi <email@hidden>
 wrote:

I used Preview's find to look up the codes. Apparently it did't find this string and the TOC does not highlight it either. Such well hidden info for me. :)
Thanks for the pointer, Etan.

Andras


On 2013.10.07., at 23:59, Etan Kissling <email@hidden> wrote:

242 is a custom profile-defined error as it is in the range 128 .. 255

Full error code table is in Bluetooth Core Spec V4.0 Vol 3 Part F Sec 3.4.1.1 Table 3.3 Error Codes.


On 07.10.2013, at 23:01, Andras Kovi <email@hidden>
 wrote:

Does there exist a complete list of error codes? CBError defines a small subset, based on the questions here and on Stack Overflow there are lots of undocumented ones. Some guy suggested that codes like this are standard errors and they are mostly mapped to "unknown" but I haven't found this particular value in the BLE specification anywhere.

Andras


On 2013.10.07., at 22:35, William Henderson <email@hidden> wrote:

Also, the first occurrence of this error is prefaced by a warning from CoreBluetooth:

CoreBluetooth[WARNING] Unknown error: 242


On Mon, Oct 7, 2013 at 12:38 PM, William Henderson <email@hidden> wrote:
I’m seeing unknown errors (for unknown reasons) occasionally on peripheral:didWriteValueForCharacteristic:error: 
Error Domain=CBErrorDomain Code=0 "Unknown error." UserInfo=0x6000068649c0 {NSLocalizedDescription=Unknown error.}

This has been discussed, I believe. Anybody having any luck working around this issue? Right now I just wait until I see a few in a row and then reconnect. This works, but it is pretty slow... 

-- 
William




--
William
Sent from my iPhone
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References: 
 >Unknown error on write request? (From: William Henderson <email@hidden>)
 >Re: Unknown error on write request? (From: William Henderson <email@hidden>)
 >Re: Unknown error on write request? (From: Andras Kovi <email@hidden>)
 >Re: Unknown error on write request? (From: Etan Kissling <email@hidden>)
 >Re: Unknown error on write request? (From: Andras Kovi <email@hidden>)

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