AutoConnectPageImpl.hpp:1001:20: error: there are no arguments to 'spi_flash_get_chip_size' that depend on a template parameter, so a declaration of 'spi_flash_get_chip_size' must be available [-fpermissive]

[huster-songtao]

\AutoConnect\examples\mqttRSSI_FS
open mqttRSSI_FS.ino and build, it throw exceptions:

In file included from d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectCoreImpl.hpp:14,
from d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectExt.hpp:15,
from d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectExtImpl.hpp:13,
from d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnect.h:15,
from D:\Github\AutoConnect\examples\mqttRSSI_FS\mqttRSSI_FS.ino:39:
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectPageImpl.hpp: In static member function 'static uint32_t AutoConnectCore::_getFlashChipRealSize()':
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectPageImpl.hpp:1001:20: error: there are no arguments to 'spi_flash_get_chip_size' that depend on a template parameter, so a declaration of 'spi_flash_get_chip_size' must be available [-fpermissive]
1001 | return (uint32_t)spi_flash_get_chip_size();
| ^~~~~~~~~~~~~~~~~~~~~~~
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectPageImpl.hpp:1001:20: note: (if you use '-fpermissive', G++ will accept your code, but allowing the use of an undeclared name is deprecated)
D:\Github\AutoConnect\examples\mqttRSSI_FS\mqttRSSI_FS.ino: At global scope:
D:\Github\AutoConnect\examples\mqttRSSI_FS\mqttRSSI_FS.ino:55:69: note: '#pragma message: Warning, LED_BUILTIN is undefined. Assumes Pin #2.'
55 | #pragma message("Warning, LED_BUILTIN is undefined. Assumes Pin #2.")
| ^
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectPageImpl.hpp: In instantiation of 'static uint32_t AutoConnectCore::_getFlashChipRealSize() [with T = AutoConnectConfigExt; uint32_t = long unsigned int]':
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectPageImpl.hpp:1242:38: required from 'String AutoConnectCore::_token_FLASH_SIZE(PageArgument&) [with T = AutoConnectConfigExt]'
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectPageImpl.hpp:1647:50: required from 'PageElement* AutoConnectCore::_setupPage(String&) [with T = AutoConnectConfigExt]'
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectCoreImpl.hpp:1447:29: required from 'bool AutoConnectCore::_classifyHandle(HTTPMethod, String) [with T = AutoConnectConfigExt; HTTPMethod = http_method]'
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectCoreImpl.hpp:1093:44: required from 'void AutoConnectCore::_startWebServer() [with T = AutoConnectConfigExt]'
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectCoreImpl.hpp:260:7: required from 'bool AutoConnectCore::begin(const char*, const char*, long unsigned int) [with T = AutoConnectConfigExt]'
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectCoreImpl.hpp:74:15: required from 'bool AutoConnectCore::begin() [with T = AutoConnectConfigExt]'
D:\Github\AutoConnect\examples\mqttRSSI_FS\mqttRSSI_FS.ino:450:15: required from here
d:\Arduino\Sketchbook\libraries\AutoConnect\src/AutoConnectPageImpl.hpp:1001:43: error: 'spi_flash_get_chip_size' was not declared in this scope
1001 | return (uint32_t)spi_flash_get_chip_size();
| ~~~~~~~~~~~~~~~~~~~~~~~^~

exit status 1

Compilation error: exit status 1

[zaid894]

I am facing the same issue, and the library is no longer compiling.

[johnnyasantoss]

Maybe related to espressif/esp-idf#9382 (comment)